47 C.F.R. Subpart M—Digital Broadcast Television Redistribution Control


Title 47 - Telecommunication


Title 47: Telecommunication
PART 73—RADIO BROADCAST SERVICES

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Subpart M—Digital Broadcast Television Redistribution Control

Source:  68 FR 67603, Dec. 3, 2003, unless otherwise noted.

§ 73.9000   Definitions.

(a) Authorized digital output protection technology means a technology approved pursuant to the procedures in §73.9008.

(b) Authorized recording method means a recording method approved pursuant to the procedures in §73.9008.

(c) Bona fide reseller means a party regularly engaged, or about to become regularly engaged, in the lawful commercial enterprise of selling, reselling, manufacturing, or assembling demodulators, or products incorporating demodulators, in compliance with this subpart.

(d) Broadcast flag means the redistribution control descriptor (rc_descriptor()) described in ATSC A/65B: “ Standard: Program and System Information Protocol for Terrestrial Broadcast and Cable (Revision B),” (incorporated by reference, see §73.8000).

(e) Computer product means a product that is designed for or permits the end user to install a wide variety of commercially available software applications thereon, such as a personal computer, handheld “Personal Digital Assistant” and the like, and further includes a subsystem of such a product, such as a graphics card.

(f) Covered demodulator product means a product that is required under §§73.9002(a)(1) or 73.9002(b)(1) to comply with the demodulator compliance requirements, and to be manufactured in accordance with the demodulator robustness requirements.

(g) Demodulator means a component, or set of components, that is designed to perform the function of 8–VSB, 16–VSB, 64–QAM or 256–QAM demodulation and thereby produce a data stream for the purpose of digital television reception.

(h) Demodulator compliance requirements means the requirements set out in §§73.9003 through 73.9006.

(i) Demodulator robustness requirements means the requirements set out in §73.9007.

(j) Peripheral TSP product means a product that is capable of accessing in usable form unscreened content or marked content passed to such product via a robust method where the manufacturer of such product has committed in writing in accordance with §73.9002(c) that such product will comply with the demodulator compliance requirements and be manufactured in accordance with the demodulator robustness requirements.

(k) EIT means Event information table as defined in ATSC A/65B: ATSC Standard: Program and System Information Protocol for Terrestrial Broadcast and Cable (Revision B) (incorporated by reference, see §73.8000).

(l) Marked content means, with respect to a Covered demodulator product, Unencrypted digital terrestrial broadcast content that such product has

(1) Received and demodulated and for which such product has inspected either the EIT or PMT and determined the broadcast flag to be present, or

(2) Where such product is a peripheral TSP product, received via a robust method and accessed in usable form, and for which such product either inspected the EIT or PMT and determined the broadcast flag to be present or determined through information robustly conveyed with such content that another covered demodulator product had previously so screened such content and determined the broadcast flag to be present; provided, however, that, with respect to a covered demodulator product, marked content shall not include content that has been passed from such product pursuant to §§73.9004(a)(1), 73.9004(a)(2), 73.9004(a)(3), 73.9004(a)(5), 73.9004(a)(6), or 73.9006(b).

(m) PMT means program map table as defined in International Standard ISO/IEC 13818–1:2000(E): “Information Technology—Generic Coding of Moving Pictures and Associated Audio Information: Systems” (incorporated by reference, see §73.8000).

(n) Robust method means, with respect to the passing of unscreened content or marked content from one product to another, a content protection method that complies with §73.9007.

(o) Transitory image means data that has been stored temporarily for the sole purpose of enabling a function not prohibited by this subpart but that (1) does not persist materially after such function has been performed and (2) is not stored in a way that permits copying or storing of such data for other purposes.

(p) Unencrypted digital terrestrial broadcast content means audiovisual content contained in the signal broadcast by a digital television station without encrypting or otherwise making the content available through a technical means of conditional access, and includes such content when retransmitted in unencrypted digital form.

(q) Unscreened content means, with respect to a covered demodulator product, unencrypted digital terrestrial broadcast content that such product either:

(1) Received and demodulated and for which such product has inspected neither the EIT nor the PMT for the broadcast flag; or

(2) Where such product is a peripheral TSP product, received via a robust method and accessed in usable form, and for which such product has inspected neither the EIT nor the PMT for the broadcast flag and has not determined through information robustly conveyed with such content another covered demodulator product had previously so screened such content and determined the broadcast flag to be present; provided, however, that, with respect to a covered demodulator product, unscreened content shall not include content that has been passed from such product pursuant to §§73.9003(a)(1), 73.9003(a)(2), 73.9003(a)(3), 73.9003(a)(4), 73.9003(a)(6), 73.9003(a)(7), or 73.9006(b).

(r) User accessible bus means a data bus that is designed for end user upgrades or access, such as an implementation of a smartcard interface, PCMCIA, Cardbus, or PCI that has standard sockets or otherwise readily facilitates end user access. A user accessible bus does not include memory buses, CPU buses, or similar portions of a device's internal architecture that do not permit access to content in a form usable by end users.

§ 73.9001   Redistribution control of digital television broadcasts.

Licensees of TV broadcast stations may utilize the redistribution control descriptor described in ATSC A/65B: “ATSC Standard: Program and System Information Protocol for Terrestrial Broadcast and Cable (Revision B),” (incorporated by reference, see §73.8000) provided they do not transmit the optional additional redistribution control information.

§ 73.9002   Sale or distribution of demodulators, covered demodulator products, and peripheral TSP products.

(a) Demodulators. No party that manufactures or imports a demodulator shall sell or distribute in interstate commerce such Demodulator unless:

(1) At the time of such sale or distribution such demodulator is itself, or is incorporated into, a product that complies with the demodulator compliance requirements and was manufactured in accordance with the demodulator robustness requirements; or

(2) Such sale or distribution is to a party that has committed in writing pursuant to paragraph (d) of this section not to sell or distribute demodulators other than in accordance with paragraphs (a)(1) or (a)(2) of this section.

(b) Covered demodulator products. No party shall sell or distribute in interstate commerce a covered demodulator product that does not comply with the demodulator compliance requirements and demodulator robustness requirements. The requirements of this paragraph shall not apply to the sale or resale of a product that was manufactured prior to the effective date of this subpart or that initially was sold or distributed in compliance with this subpart.

(c) Peripheral TSP products. No party that manufactures or imports a peripheral TSP product shall sell or distribute such peripheral TSP product in interstate commerce unless, at the time of such sale or distribution, such peripheral TSP product complies with the demodulator compliance requirements and was manufactured in accordance with the demodulator robustness requirements. The requirements of this paragraph shall not apply to the sale or resale of a product that was manufactured prior to the effective date of this subpart or that was initially was sold or distributed in compliance with this subpart.

(d) Written commitments. (1) A written commitment to allow sale or distribution of demodulators under paragraph (a)(2) of this section, or for a peripheral TSP product, shall be submitted to the Federal Communications Commission, Chief, Media Bureau, Attn: Broadcast Flag Written Commitment, 445 12th Street, SW., Washington, DC 20554.

(2) The information to be provided by a party filing a written commitment to allow sale or distribution of demodulators under paragraph (a)(2) of this section shall include a statement that one of the following conditions is true:

(i) The party is a bona fide reseller;

(ii) The party is a licensed digital television broadcaster; or

(iii) The party is a multichannel video programming distributor, or other party engaged, or about to become engaged, in the lawful retransmission of unencrypted digital terrestrial broadcast content pursuant to §76.1909 of this chapter.

(3) The information to be provided by a party filing a written commitment for a peripheral TSP product shall include statements that the party is engaged, or about to become engaged, in the lawful commercial enterprise of manufacturing such peripheral TSP product, and that such product will comply with the demodulator compliance requirements and be manufactured in accordance with the demodulator robustness requirements.

(4) It shall be a violation of this subpart, enforceable by the Commission, for any person that has filed a written commitment pursuant to paragraph (d) of this section to:

(i) In the case such commitment to allow sale or distribution of demodulators under paragraph (a)(2) of this section, sell or distribute the demodulator other than in accordance with paragraphs (a)(1) or (a)(2) of this section; or

(ii) In the case of such commitment for a peripheral TSP product, sell or distribute the peripheral TSP product other than in compliance with paragraph (c) of this section.

(5) Written commitments filed pursuant to paragraph (d) of this section will be publicly available in accordance with §§0.441 through 0.470 of this chapter.

(e) The requirements of this section shall become applicable on July 1, 2005.

§ 73.9003   Compliance requirements for covered demodulator products: Unscreened content.

(a) A covered demodulator product shall not pass, or direct to be passed, Unscreened Content to any output except:

(1) To an analog output;

(2) To an 8–VSB, 16–VSB, 64–QAM or 256–QAM modulated output, provided that the broadcast flag is retained in the both the EIT and PMT;

(3) To a digital output protected by an authorized digital output protection technology authorized for use with unscreened content, in accordance with any applicable obligations established as a part of its approval pursuant to §73.9008;

(4) Where the stream containing such content has not been altered following demodulation and such covered demodulator product outputs, or directs to be output, such content to a peripheral TSP product solely within the home or other, similar local environment, using a robust method;

(5) Where such covered demodulator product outputs, or directs to be output, such content to another product and such covered demodulator product exercises sole control (such as by using a cryptographic protocol), in compliance with the demodulator robustness requirements, over the access to such content in usable form in such other product;

(6) Where such covered demodulator product outputs, or directs to be output, such content for the purpose of making a recording of such content pursuant to paragraph (b)(2) of this section, where such content is protected by the corresponding recording method; or

(7) Where such covered demodulator product is incorporated into a computer product and passes, or directs to be passed, such content to an unprotected output operating in a mode compatible with the digital visual interface (DVI) rev. 1.0 Specification as an image having the visual equivalent of no more than 350,000 pixels per frame (e.g. an image with resolution of 720×480 pixels for a 4:3 (nonsquare pixel) aspect ratio), and 30 frames per second. Such an image may be attained by reducing resolution, such as by discarding, dithering or averaging pixels to obtain the specified value, and can be displayed using video processing techniques such as line doubling or sharpening to improve the perceived quality of the image.

(b) A covered demodulator product shall not record or cause the recording of unscreened content in digital form unless such recording is made using one of the following methods:

(1) A method that effectively and uniquely associates such recording with a single covered demodulator product (using a cryptographic protocol or other effective means) so that such recording cannot be accessed in usable form by another product except where the content of such recording is passed to another product as permitted under this subpart; or

(2) An authorized recording method authorized for use with unscreened content in accordance with any applicable obligations established as a part of its approval pursuant to §73.9008 (provided that for recordings made on removable media, only authorized recording methods expressly approved pursuant to §73.9008 for use in connection with removable media may be used).

(c) Paragraph (b) of this section does not impose restrictions regarding the storage of unscreened content as a transitory image.

(d) The requirements of this section shall become applicable on July 1, 2005.

§ 73.9004   Compliance requirements for covered demodulator products: Marked content.

(a) A covered demodulator product shall not pass, or direct to be passed, marked content to any output except:

(1) To an analog output;

(2) To an 8–VSB, 16–VSB, 64–QAM or 256–QAM modulated output, provided that the broadcast flag is retained in the both the EIT and PMT;

(3) To a digital output protected by an authorized digital output protection technology, in accordance with any applicable obligations established as a part of its approval pursuant to §73.9008;

(4) Where such covered demodulator product outputs, or directs to be output, such content to another product and such covered demodulator product exercises sole control (such as by using a cryptographic protocol), in compliance with the demodulator robustness requirements, over the access to such content in usable form in such other product;

(5) Where such covered demodulator product outputs, or directs to be output, such content for the purpose of making a recording of such content pursuant to paragraph (b)(2) of this section, where such content is protected by the corresponding recording method; or

(6) Where such covered demodulator product is incorporated into a computer product and passes, or directs to be passed, such content to an unprotected output operating in a mode compatible with the digital visual interface (DVI) Rev. 1.0 Specification as an image having the visual equivalent of no more than 350,000 pixels per frame (e.g., an image with resolution of 720×480 pixels for a 4:3 (nonsquare pixel) aspect ratio), and 30 frames per second. Such an image may be attained by reducing resolution, such as by discarding, dithering or averaging pixels to obtain the specified value, and can be displayed using video processing techniques such as line doubling or sharpening to improve the perceived quality of the image.

(b) A covered demodulator product shall not record or cause the recording of marked content in digital form unless such recording is made using one of the following methods:

(1) A method that effectively and uniquely associates such recording with a single covered demodulator product (using a cryptographic protocol or other effective means) so that such recording cannot be accessed in usable form by another product except where the content of such recording is passed to another product as permitted under this subpart or

(2) An authorized recording method in accordance with any applicable obligations established as a part of its approval pursuant to §73.9008 (provided that for recordings made on removable media, only authorized recording methods expressly approved pursuant to §73.9008 for use in connection with removable media may be used).

(c) Paragraph (b) of this section does not impose restrictions regarding the storage of marked content as a transitory image.

(d) The requirements of this section shall become applicable on July 1, 2005.

§ 73.9005   Compliance requirements for covered demodulator products: Audio.

Except as otherwise provided in §§73.9003(a) or 73.9004(a), covered demodulator products shall not output the audio portions of unscreened content or of marked content in digital form except in compressed audio format (such as AC3) or in linear PCM format in which the transmitted information is sampled at no more than 48 kHz and no more than 16 bits/sample. The requirements of this section shall become applicable on July 1, 2005.

§ 73.9006   Add-in covered demodulator products.

(a) Where a covered demodulator product passes unscreened content or marked content to another product, other than where such covered demodulator product passes, or directs such content to be passed to an output (e.g., where a demodulator add-in card in a personal computer passes such content to an associated software application installed in the same computer), it shall pass such content:

(1) Using a robust method; or

(2) Protected by an authorized digital output protection technology authorized for such content in accordance with any applicable obligations established as a part of its approval pursuant to §73.9008. Neither unscreened content nor marked content may be so passed in unencrypted, compressed form via a User Accessible Bus.

(b) The requirements of this section shall become applicable on July 1, 2005.

§ 73.9007   Robustness requirements for covered demodulator products.

The content protection requirements set forth in the demodulator compliance requirements shall be implemented in a reasonable method so that they cannot be defeated or circumvented merely by an ordinary user using generally-available tools or equipment. The requirements of this section shall become applicable on July 1, 2005.

Note to §73.9007: Generally-available tools or equipment means tools or equipment that are widely available at a reasonable price, including but not limited to, screwdrivers, jumpers, clips and soldering irons. Generally-available tools or equipment also means specialized electronic tools or software tools that are widely available at a reasonable price, other than devices or technologies that are designed and made available for the specific purpose of bypassing or circumventing the protection technologies used to meet the requirements set forth in this subpart. Such specialized electronic tools or software tools includes, but is not limited to, EEPROM readers and writers, debuggers or decompilers.

§ 73.9008   Interim approval of authorized digital output protection technologies and authorized recording methods.

(a) Certifications for digital output protection technologies and authorized recording methods. The proponent of a specific digital output protection technology or recording method seeking approval for use in covered demodulator products shall certify to the Commission that such digital output protection technology or recording method is appropriate for use in covered demodulator products to give effect to the broadcast flag. Such certification shall include the following information:

(1) A general description of how the digital output protection technology or recording method works, including its scope of redistribution;

(2) A detailed analysis of the level of protection the digital output protection technology or recording method affords content;

(3) Information regarding whether content owners, broadcasters or equipment manufacturers have approved or licensed the digital output protection technology or recording method for use; and

(4) If the technology is to be offered publicly, a copy of its licensing terms, and fees, as well as evidence demonstrating that the technology will be licensed on a reasonable, non-discriminatory basis.

(5) If any of the information is proprietary in nature, the proponent may seek confidential treatment of the proprietary portion of their certification pursuant to §0.459 of this chapter.

(b) Initial certification window. Following the effective date of this subpart, the Commission shall issue a public notice commencing an initial certification window for digital output protection technologies or recording methods. Within thirty (30) days after the date of this public notice, proponents of digital output protection technologies or recording methods may file certifications pursuant to paragraph (a) of this section. Following close of the initial certification window, the Commission shall issue a public notice identifying the certifications received and commencing an opposition window. Within twenty (20) days after the date of this public notice, oppositions may be filed with respect to a certification.

(1) If no objections are received in response to a proponent's certification within the twenty (20) day opposition window, the Commission shall expeditiously issue a determination indicating whether the underlying digital output protection technology or recording method is approved for use with covered demodulator products.

(2) If an objection is raised within the twenty (20) day opposition window alleging that a proponent's certification contains insufficient information to evaluate the appropriateness of the underlying digital output protection technology or recording method for use with covered demodulator products, the proponent may file a reply within 10 days after the close of the twenty (20) day opposition window. The Commission shall determine whether to dismiss the certification without prejudice or to undertake a full review of the certification's merits pursuant to paragraph (d) of this section.

(3) If an objection is raised within the twenty (20) day opposition window alleging that a proponent's digital output protection technology or recording method is inappropriate for use with covered demodulator products, the Commission shall undertake a full review of the associated certification's merits pursuant to paragraph (d) of this section. The proponent may file a reply within 10 days after the close of the twenty (20) day opposition window. In such cases, the Commission shall issue a determination indicating whether the underlying digital output protection technology or recording method is approved for use with covered demodulator products.

(c) Effect of subsequent certifications. Where a proponent of a digital output protection technology or recording method files a certification pursuant to paragraph (a) of this section subsequent to the initial certification window described in paragraph (b) of this section:

(1) If no objections are received in response to a proponent's certification within twenty (20) days after the date of public notice of the filing of such certification, the Commission shall expeditiously issue a determination indicating whether the underlying digital output protection technology or recording method is approved for use with covered demodulator products.

(2) If an objection is raised within twenty (20) days after the date of public notice of the filing of a proponent's certification alleging that such certification contains insufficient information to evaluate the appropriateness of the underlying digital output protection technology or recording method for use with covered demodulator products, the proponent may file a reply within 10 days after the close of the twenty (20) day opposition window. The Commission shall determine whether to dismiss the certification without prejudice or to undertake a full review of the certification's merits pursuant to paragraph (d) of this section.

(3) If an objection is raised within twenty (20) days after the date of public notice of the filing of a proponent's certification alleging that the underlying digital output protection technology or recording method is inappropriate for use with covered demodulator products, the proponent may file a reply within 10 days after the close of the twenty (20) day opposition window. The Commission shall undertake a full review of the certification's merits pursuant to paragraph (d) of this section. In such cases, the Commission shall issue a determination indicating whether the underlying digital output protection technology or recording method is approved for use with covered demodulator products.

(d) Commission determinations. Where the Commission undertakes a full review of the merits of a certification for a digital output protection technology or recording method, the Commission may consider, where applicable, the following factors:

(1) Technological factors including but not limited to the level of security, scope of redistribution, authentication, upgradability, renewability, interoperability, and the ability of the digital output protection technology to revoke compromised devices;

(2) The applicable licensing terms, including compliance and robustness rules, change provisions, approval procedures for downstream transmission and recording methods, and the relevant license fees;

(3) The extent to which the digital output protection technology or recording method accommodates consumers' use and enjoyment of unencrypted digital terrestrial broadcast content; and

(4) Any other relevant factors the Commission determines warrant consideration.

(e) Revocation of approval. (1) If the security of a content protection technology or recording method approved for use in covered demodulator products has been compromised, a person may seek revocation of such approval pursuant to §76.7 of this chapter.

(2) Petitioners seeking revocation of a content protection technology or recording method's approval for use in covered demodulator products shall articulate in detail the extent to which the content protection or recording technology has been compromised and demonstrate why alternative measures are insufficient to address the breach in security.

§ 73.9009   Manufacture for exportation.

The requirements of this subpart do not apply to demodulators, covered demodulator products or peripheral TSP products manufactured in the United States solely for export.

Alphabetical Index—Part 73
    Rules Apply to All Services, AM, FM, and TV, Unless Indicated as                    Pertaining to a Specific Service                   [Policies of FCC are indicated (*)]                       AAcceptability of broadcast transmitters.  73.1660Access, Prime time (TV).................  73.658Action on applications..................  73.3591-73.3605Adjacent channel and co-channel stations, Minimum mileage, separation between_    FM..................................  73.207    NCE-FM..............................  73.507Administrative changes in authorizations_    FM..................................  73.212    TV..................................  73.615Advertising_    Refusal to sell.....................  73.4005 (*)    Sponsorship identification..........  73.1212        See also ``Commercial''         listings.Affiliation agreements and network        73.658 program practices; territorial exclusivity in non-network program arrangements (TV).Affiliation agreements, Networks/ stations    AM..................................  73.132, 73.3613, 73.4154 (*)    FM..................................  73.232, 73.3613, 73.4154 (*)    TV..................................  73.658, 73.3613Agreement, United States-Mexico FM        73.504 broadcast, Channel assignments under (NCE-FM).Agreements, International broadcasting..  73.1650Alarm and monitoring points, Automatic transmission system_    AM..................................  73.146    FM..................................  73.346    NCE-FM..............................  73.546Allocation, Engineering standards of      73.182 (AM).Allocation, Field strength measurements   73.186 in; establishment of effective field at one mile (AM).Allotments, Table of (FM)...............  73.202AM antenna systems......................  73.45AM broadcast channels, Classes of.......  73.21, 73.23, 73.25, 73.26,                                           73.27, 73.29AM definitions..........................  73.14AM directional antenna field              73.61 measurements.AM: Scope of subpart....................  73.1AM stereophonic broadcasting............  73.128AM transmission system emission           73.44 limitations.AM transmission system fencing            73.49 requirements.Amendments_    Major/minor: Renewal, assignment,     73.3578     transfer.    Matter of right.....................  73.3522    Procedures..........................  73.3513Ammeters, antenna and common point,       73.57 Remote reading (AM).Announcements required_    Designation of application for        73.3594     hearing.    Donor...............................  73.503, 73.621, 73.1212    Filing of broadcast applications....  73.3580    Sponsorship.........................  73.1212    Station I.D.........................  73.1201Antenna base fences, (AM)...............  73.49Antenna, directional, Field measurements  73.61 (AM).Antenna, directional, Field strength      73.151 measurements to establish performance of (AM).Antenna height and Power requirements_    FM..................................  73.211    NCE-FM..............................  73.511    TV..................................  73.614Antenna heights, Minimum, or field        73.189 strength requirements (AM).Antenna monitors (AM)...................  73.69Antenna monitors, Requirements for        73.53 authorization of (AM).Antenna monitors, Sampling system for     73.68 (AM).Antenna resistance and reactance;         73.54 measurements (AM).Antenna site, Use of common_    FM..................................  73.239    TV..................................  73.635Antenna testing during daytime (AM).....  73.157Antenna structure, marking and lighting.  73.1213Antenna system tolerances, Directional    73.62 (AM).Antenna system; Transmitter location      73.685 (TV).Antenna systems_    AM..................................  73.45    FM..................................  73.316    NCE-FM..............................  73.510    TV..................................  73.685Antenna systems, Directional (AM).......  73.150Antennas, Auxiliary.....................  73.1675Antennas, Emergency.....................  73.1680Application and report forms............  73.3500Applications_    Acceptance..........................  73.3564    Agreements for Conflict removal.....  73.3525    AM station processing...............  73.3571    Amendment of........................  73.3522    AM and FM construction permits,       73.4015 (*)     incomplete or defective.    Amendments, renewal and assignment    73.3578     or transfer of control.    Assign or transfer unbuilt facility.  73.3535    Assignment, Involuntary.............  73.3540    Assignment, Voluntary...............  73.3540    Call signs..........................  73.3550    Conflicting.........................  73.3518    Conflicts: other North American       73.3570     countries.    Commission action required..........  73.3561    Commission action not required......  73.3562    Construction period.................  73.3598    Construction permit extension.......  73.3534    Construction permit forfeiture......  73.3599    Contingent applications.............  73.3517    Content.............................  73.3514    Copies, number of; when to file.....  73.3512    Defective...........................  73.3566    Designation for hearing.............  73.3593    Designation for hearing, public       73.3594     notice.    Dismissal...........................  73.3568    Emergency authorization.............  73.3542    Existing station changes............  73.3538    Facilities specifications...........  73.3516    Filing location; number of copies...  73.3512    FM, FM translator processing........  73.3573    FM stations, Commercial.............  73.4017 (*)    Forfeiture, construction permit.....  73.3599    Formal; informal....................  73.3511    Grant, Conditional..................  73.3592    Grants without hearing..............  73.3591    Hearing designation.................  73.3593    Hearing status retention............  73.3605    Inconsistent........................  73.3518    Informal; Formal....................  73.3511    International station processing....  73.3574    License.............................  73.3536    Modification and simultaneous         73.3601     renewal of license.    Modify authorized-unbuilt facility..  73.3535    Modified station license............  73.3544    Multiple............................  73.3520    Mutually exclusive applications for   73.3521     LPTV and TV translator and booster     stations.    Objections, informal, Filing of.....  73.3587    Operation during repair of            73.3549     defective, required equipment.    Petitions to deny...................  73.3584    Program delivery to foreign stations  73.3545    Public notice, Designation for        73.3594     hearing.    Public notice of filing.............  73.3580    Renewal.............................  73.3539    Renewal and simultaneous              73.3601     modification of license.    Repetitious.........................  73.3519    Replacement of construction permit..  73.3534    Rounding of nominal power on (AM)...  73.31    Signing of..........................  73.3513    Special service authorizations......  73.3543    Specification of facilities.........  73.3516    Temporary authorization.............  73.3542    Transfer and assignment procedures..  73.3597    Transfer of control, Involuntary....  73.3541    Transfer of control, Voluntary......  73.3540    Transfer or assign unbuilt facility.  73.3535    TV, LPTV, translator and TV booster   73.3572     processing.    Unbuilt facilities: modify, assign    73.3535     or transfer.    Use of former main antenna as         73.3534     auxiliary.    Waiver procedure....................  73.3603Applications for broadcast facilities,    73.37 showing required (AM).Assignment, FM Increasing availability    73.4107 (*) of.Assignment of stations to channels (AM).  73.28Assignment policies and procedures, FM..  73.4104 (*)Assignments, Table of_    FM..................................  73.202    NCE-FM..............................  73.501    TV..................................  73.606Assignments, Channel, under the United    73.504 States-Mexico_FM Broadcast Agreement (NCE-FM).ATS-Automatic transmission system.......  73.1500Attacks, Personal.......................  73.1920Aural and visual TV transmitters,         73.653 Operation of.Aural baseband subcarriers, TV..........  73.665Authorization of antenna monitors,        73.53 Requirements for.Authorization, Administrative changes in_    FM..................................  73.212    TV..................................  73.615Authorizations, Experimental............  73.1510Authorizations, Remote Control..........  73.1400Authorizations, Special Field test......  73.1515Authorizations, Special temporary (STA).  73.1635Automatic transmission system (ATS).....  73.1500Auxiliary antennas......................  73.1675Auxiliary transmitters..................  73.1670Availability of channels_    FM..................................  73.203    TV..................................  73.607Availability to FCC of station logs and   73.1226 records.                    BBarter agreements.......................  73.4045 (*)Baseband subcarriers, Aural, TV.........  73.665Blanketing interference_    AM..................................  73.88    FM..................................  73.318Broadcast channels and stations, Classes  73.21, 73.22, 73.25, 73.26, of (AM).                                  73.27, 73.29Broadcast day (definition)..............  73.1700Broadcast facilities authorizations;      73.24 showing required (AM).Broadcast facilities, showing required    73.37 for applications (AM).Broadcast of FAA communications.........  73.4102 (*)Broadcast of lottery information........  73.1211Broadcast of taped, filmed or recorded    73.1208 material.Broadcast of telephone conversation.....  73.1206Broadcast transmitters, Acceptability of  73.1660Broadcasting agreements, International..  73.1650Broadcasting emergency information......  73.1250Broadcasting, Stereophonic_    FM..................................  73.297    NCE-FM..............................  73.596Broadcasts by candidates for public       73.1940 office.                    CCall letters_requests and assignments...  73.3550Candidates for public office, Broadcast   73.1940 by.Carrier frequency departure tolerances..  73.1545Carrier frequency measurements..........  73.1540Certification of financial                73.4099(*) qualifications.Changes in authorizations, Administrative_    FM..................................  73.212    TV..................................  73.615Channel assignments under the United      73.504 States-Mexico Broadcast Agreement (NCE- FM).Channels and stations, Classes of AM      73.21, 73.22, 73.25, 73.26, Broadcast.                                73.27, 73.29Channel 6 Protection (NCE-FM)...........  73.525Channels, Assignment of stations to (AM)  73.28Channels available for assignment (NCE-   73.501 FM).Channels, Availability of_    FM..................................  73.203    TV..................................  73.607Channels, Classes of Educational, and     73.506 stations operating thereon.Channels, FM broadcast, Numerical         73.201 designation of.Channels, Restriction on use of (FM)....  73.220Channels, TV, Numerical designation of..  73.603Channels, unreserved, Noncommercial       73.513 educational broadcast stations, operating on (NCE-FM).Character evaluation of broadcast         73.4280 (*) applicants.Charts, Engineering_    AM..................................  73.190    FM..................................  73.333    TV..................................  73.699Charts, Groundwave field strength (AM)..  73.184Chief operators.........................  73.1870Children's TV programs..................  73.4050 (*)Cigarette advertising...................  73.4055 (*)Citizen agreements......................  73.4060 (*)Classes of AM broadcast channels and      73.21, 73.22, 73.25, 73.26, stations.                                 73.27, 73.29Classes of noncommercial educational FM   73.506 Stations and channels.Classes of stations; power and antenna    73.211 height requirements.Classified ads..........................  73.1212Co-channel and adjacent channel stations, Minimum separation_    FM..................................  73.207    NCE-FM..............................  73.507Combination advertising rates; joint      73.4065 (*) sales practices.Commercials Loud........................  73.4075 (*)    See Also ``Advertising'' listings.Common antenna site, use of_    FM..................................  73.239    TV..................................  73.635Common point, and antenna ammeters,       73.57 Remote reading (AM).Communications services, Subsidiary_    FM..................................  73.295    NCE-FM..............................  73.593    TV..................................  73.667Comparative broadcast                     73.4082 hearings_specialized formats(*).Computation of interfering signal (AM)..  73.185Computations, Reference points and distance_    FM..................................  73.208    TV..................................  73.611Construction Near or Installation On an   73.1692 AM Tower.Construction period.....................  73.3598Construction permit, forfeited..........  73.3599Contests, License-Conducted.............  73.1216Contours, Field strength_    FM..................................  73.311    TV..................................  73.683Contracts, Filing of....................  73.3613Coverage, Prediction of_    FM..................................  73.313    TV..................................  73.684Cross reference to rules in other Parts.  73.1010                    DDay, Broadcast (definition).............  73.1700Daylight Savings time...................  73.1209Daytime (definition)....................  73.1720Daytime radiation, Limitation on (AM)...  73.187Definitions, Subscription TV............  73.641Definitions, Technical_    AM..................................  73.14    FM..................................  73.310    TV..................................  73.681Deny, Petitions to......................  73.3584Determining operating power_    AM..................................  73.51    FM..................................  73.267    NCE-FM..............................  73.567    TV..................................  73.663Direct broadcast satellites.............  73.4091 (*)Directional antenna field measurements    73.61 (AM).Directional antenna system tolerances     73.62 (AM).Directional antennas, Field strength      73.151 measurements to establish performance of (AM).Directional antenna data, Modification    73.152 of (AM).Directional antenna monitoring points     73.158 (AM).Directional antenna systems (AM)........  73.150Discontinuance of operation.............  73.1750Distance and Reference points, computations of_    FM..................................  73.208    TV..................................  73.611Distance separations, Minimum, between stations_    FM..................................  73.207    NCE-FM..............................  73.507    TV..................................  73.610Distress sales and tax certificates,      73.4140* Minority ownership.Doctrine, Fairness......................  73.1910Dolbey encoder..........................  73.4094 (*)Donor announcements (NCE-FM)............  73.503Double billing..........................  73.1205Drug lyrics.............................  73.4095 (*)Dual-language broadcasting in Puerto      73.1210 Rico, TV/FM.                    EEAS (Emergency Alert System.............  11.1-11.62EAS signal test-automated systems.......  73.4097(*)Editorials, Political...................  73.1930Educational, Noncommercial FM stations    73.513 on unreserved channels (NCE-FM).Educational stations, Noncommercial (TV)  73.621Effective field at one kilometer,         73.186 Establishment of (AM).Emergency antennas......................  73.1680Emergency Broadcast System (EBS)........  73.901-73.962Emergency Alert System (EAS)............  11.1-11.62Emission limitations, AM transmission     73.44 system.Employment opportunities, Equal.........  73.2080Employment report.......................  73.3612Engineering charts_    AM..................................  73.190    FM..................................  73.333    TV..................................  73.699Engineering standards of allocation (AM)  73.182Engineering, Standards of good practice   73.508 NCR-FM.Equal employment opportunities..........  73.2080Equipment performance measurements......  73.1590Equipment tests.........................  73.1610Establishment of effective field at one   73.186 kilometer (AM).Evaluation of broadcast applicant         73.4280 (*) character.Exclusivity, Territorial (Network)_    AM..................................  73.132    FM..................................  73.232    TV..................................  73.658Experimental authorizations.............  73.1510Experimental period, Operating during     73.72 the (AM).Extension meters........................  73.1550                    FFAA communications, Broadcast of........  73.4102 (*)Facilities, Automatic transmission system_    AM..................................  73.142    FM..................................  73.342    NCE-FM..............................  73.542Facilities authorizations; Broadcast;     73.24 showing required (AM).Fairness Doctrine.......................  73.1910FCC Policies............................  73.4000 (*)FCC, Station inspections by.............  73.1225Fencing requirements, AM transmission     73.49 system.Fencing requirements, AM stations.......  73.49Field measurements, AM directional        73.61 antenna.Field strength charts, Groundwave (AM)..  73.184Field strength contours_    FM..................................  73.311    TV..................................  73.683Field strength measurements:              73.186 establishment of effective field.Field strength measurements_    FM..................................  73.314    TV..................................  73.686Field strength measurements in support    73.153 of applications or evidence at hearing (AM).Field strength measurements to establish  73.151 performance of directional antennas (AM).Field strength requirements or, Minimum   73.189 antenna heights (AM).Field test authorizations, Special......  73.1515File, Political.........................  73.1940File, Public............................  73.3526-73.3527Filing of applications..................  73.3511-73.3550Filing of contracts.....................  73.3613Filmed, taped, or recorded material;      73.1208 Broadcast of.Financial qualifications_    AM and FM...........................  73.4100 (*)    TV..................................  73.4101 (*)    Financial qualifications,             73.4099(*)     Certification of.    FM assignments, increasing            73.4107 (*)     availability.Foreign broadcast stations_Permits to     73.3545 furnish programs.Forfeitures.............................  1.80Format changes of stations..............  73.4110 (*)Forms, Application and report...........  73.3500FM and AM programming, Duplication of...  73.242FM assignment policies and procedures...  73.4104 (*)FM broadcast channels, Numerical          73.201 designation of.FM multiplex subcarriers, Use of........  73.293FM multiplex subcarriers transmission     73.319 technical standards.FM subsidiary communications services...  73.295    Communication services..............  73.295FM transmitter site map submissions.....  73.4108FM/TV dual-language broadcasting in       73.1210 Puerto Rico.Frequency measurement, Carrier..........  73.1540Frequency departure tolerances, Carrier.  73.1545                    GGeneral operating requirements            73.643 (Subscription TV).General requirements for type approval    73.692 of modulation monitors (TV).General requirements relating to logs...  73.1800Grants_    Conditional.........................  73.3592    Without hearing.....................  73.3591Groundwave field strength charts (AM)...  73.184Groundwave signals (AM).................  73.183                    HHard Look Deficiencies and Amendments     73.3522(a)(6) (as modified) (FM).Hearings, Designation of applications     73.3593 for.Hours, Specified........................  73.1730                    IIdentification, Sponsorship; list         73.1212 retention, related requirements.Identification, Station.................  73.1201Indicating instruments (requirements for)_    AM..................................  73.58    FM..................................  73.258    NCE-FM..............................  73.558    TV..................................  73.688Indicating instruments_specifications     73.1215 (meters).Information available on the Internet...  73.3617Information, Broadcasting emergency.....  73.1250Input power, Antenna; how determined      73.51 (AM).Inspection of program logs, Public......  73.1850Inspections, Station, by FCC............  73.1225Inspections, Transmission system........  73.1580Installation On or Construction Near an   73.1692 AM Tower.Instruments, Indicating (requirements for)_    AM..................................  73.58    FM..................................  73.258    NCE-FM..............................  73.558    TV..................................  73.688Instruments, indicating_specifications    73.1215 (meters).Interference, Blanketing_    AM..................................  73.88    FM..................................  73.318Interference, Protection from_    FM..................................  73.209NCE-FM..................................  73.509TV......................................  73.612Interference to Astronomy, Research and   73.1030 Receiving installations, Notifications concerning.Interfering signal, Computation of (AM).  73.185International Broadcast stations........  73.701-73.793    Definitions.........................  73.701    Assignment and use of frequencies...  73.702    Geographical zones and areas of       73.703     reception.    Notification of filing of             73.1030     applications.    Equipment tests.....................  73.712    Program tests.......................  73.713    Licensing requirements..............  73.731    Authorizations......................  73.732    Normal license period...............  73.733    Operating power.....................  73.751    Antenna systems.....................  73.753    Frequency monitors..................  73.754    Modulation monitors.................  73.755    Transmission system requirements....  73.756    Auxiliary transmitters..............  73.757    Alternate main transmitters.........  73.758    Modification of transmission systems  73.759    Time of operation...................  73.761    Station inspection..................  73.1225    Station license and seasonal          73.1230     schedules, posting of.    International broadcast station       73.764     operator requirements.    Determining operating power.........  73.765    Modulation and bandwidth............  73.766    Frequency tolerance.................  73.1545    Antenna structure marking and         73.1213     lighting.    Discontinuance of operation.........  73.1750    Logs................................  73.781    Retention of logs...................  73.782    Logs, by whom kept..................  73.1800    Log form............................  73.1800    Log corrections.....................  73.1800    Station identification..............  73.787    Service; Commercial or sponsored      73.788     programs.    Sponsorship identification..........  73.1212    Rebroadcasts........................  73.1207    Equal employment opportunities......  73.2080International broadcasting agreements...  73.1650                    LLetters received from the public,         73.1202 Retention of.License period, Station.................  73.1020Licensee-conducted contests.............  73.1216Licenses, station and operator, Posting   73.1250 of.Licensing, Acceptability of broadcast     73.640 transmitters for (TV).Licensing by lottery or random selection  1.1601-1.1623, 73.3572,                                           73.3584, 73.3597Licensing policies (Subscription TV)....  73.642Licensing requirements and service (NCE-  73.503 FM).Lighting and marking, Antenna structure.  73.1213Limitation on daytime radiation (AM)....  73.187Limited time............................  73.1725Lists retention; Sponsorship              73.1212 identification; related requirements.Location, Main studio...................  73.1125Location of transmitter_    FM..................................  73.315    TV..................................  73.685Location, Station.......................  73.1120Location, Transmitter and antenna system  73.685 (TV).Logs_    General requirements related to the   73.1800     station.    Station.............................  73.1820    Program.............................  73.1810    Program, Public inspection of.......  73.1850    Retention of........................  73.1840Logs and records, Availability to FCC...  73.1226Lottery or random selection licensing...  1.1601-1.1623, 73.3572,                                           73.3584, 73.3597Lottery information, Broadcast of.......  73.1211                    MMain studio location....................  73.1125Main transmitters.......................  73.1665Maintenance and tests, Operation for....  73.1520Marking and Lighting, Antenna structure.  73.1213Measurements, Antenna resistance and      73.54 reactance (AM).Measurements, Carrier frequency.........  73.1540Measurements, Equipment performance.....  73.1590Measurements, Field strength, for         73.186 establishment of effective field at one mile. (AM).Measurements, Field strength in support   73.153 of applications or evidence at hearings (AM).Measurements, Field strength_    FM..................................  73.314    TV..................................  73.686Measurements, Field strength, to          73.151 establish performance of directional antennas (AM).Measurements, Equipment performance.....  73.1590Meters, Extension.......................  73.1550Meters_specifications...................  73.1215Mexican/U.S. Agreement..................  73.3570Mexico_U.S. FM Broadcast Agreement,       73.504 Channel Assignment under (NCE-FM).Minimum antenna heights or field          73.189 strength requirements (AM).Minimum filing requirement (FM).........  73.3564(a)Minimum operating schedule..............  73.1740Minimum separations between stations_    FM..................................  73.207    NCE-FM..............................  73.507    TV..................................  73.610Minimum separation, Stations at spacings  73.213 below (FM).Minority ownership; tax certificates and  73.4140 (*) distress sales.Misrepresentation in advertising bill-    73.1205 ings.Mode and Operating power tolerances.....  73.1560Modification of directional antenna data  73.152 (AM).Modification of facilities, Operation     73.1615 during.Modification of transmission systems....  73.1690Modulation levels, AM, FM, and TV aural.  73.1570Modulation monitoring equipment, Visual.  73.691Monitoring and alarm points, Automatic transmission system_    AM..................................  73.146    FM..................................  73.346    NCE-FM..............................  73.546Monitoring equipment, Visual modulation.  73.691Monitoring point locations..............  73.158Monitors, Antenna (AM)..................  73.69Monitors, antenna, Requirements for       73.53 authorization of (AM).Monitors, antenna, Sampling system for    73.68 (AM).Multiple ownership......................  73.3555    Multiplex subcarrier transmission     73.319     technical standards, FM.Multiplex subscribers, Use of_    FM..................................  73.293    TV..................................  73.665Multiplex subsidiary, Use of............  73.667Multiplex transmission, Use of (AM).....  73.127                    NNARBA (North American Regional            73.3570 Broadcasting Agreement).Network, Affiliation agreements and       73.658 program practices; territorial exclusivity in non-network program arrangements (TV).Network/AM and FM station affiliation     73.4154 (*) agreements.Network signals_adversely affecting       73.4157 (*) affiliate service.Network/station affiliation agreements_    AM..................................  73.132, 73.3613, 73.4154 (*)    FM..................................  73.232, 73.3613, 73.4154 (*)    TV..................................  73.658, 73.3613Network syndication.....................  73.658(Network), Territorial exclusivity_    AM..................................  73.132    FM..................................  73.232    TV..................................  73.658Nighttime service areas, Class II and     73.4160 (*) III AM Stations; computation.Nominal Power, Rounding of (AM).........  73.31Noncommercial educational channel         73.504 assignments under the United States- Mexico FM Broadcast Agreement.Noncommercial educational FM stations     73.506 and channels.Noncommercial educational FM stations     73.513 operating on unreserved channels.Noncommercial educational stations (TV).  73.621Noncommercial nature_educational          73.4163 (*) broadcast stations.Notifications concerning interference to  73.1030 Radio Astronomy, Research and Receiving installations.Numerical designation of FM broadcast     73.201 channels.Numerical designation of TV channels....  73.603                    OObjections (informal) to applications...  73.3587Obscene language........................  73.4165 (*)Obscene lyrics..........................  73.4170 (*)Operating during the experimental period  73.72 (AM).Operating on unreserved channels,         73.513 Noncommercial educational broadcast stations (NCE-FM).Operating power, Determining_    AM..................................  73.51    FM..................................  73.267    NCE-FM..............................  73.567    TV..................................  73.663Operating power and mode tolerances.....  73.1560Operating requirements, General           73.643 (Subscription TV operations).Operating schedule, Minimum.............  73.1740Operating schedule; time sharing (NCE-    73.561 FM).Operation, Discontinuance of............  73.1750Operation during modification of          73.1615 facilities.Operation for tests and maintenance.....  73.1520Operation of TV aural and visual          73.653 transmitters.Operation, Remote Control...............  73.1410Operation, Time of......................  73.1705Operation, Unauthorized.................  73.1745Operator and station licenses, Posting    73.1230 of.Operators, Chief........................  73.1870Operators, Transmitter duty.............  73.1860Overlap, Prohibited.....................  73.509Ownership, Multiple.....................  73.3555Ownership report........................  73.3615                    PPayment disclosure: Payola, plugola,      73.4180 (*) kickbacks.Performance measurements, Equipment.....  73.1590Performance of directional antennas,      73.151 Field strength measurements to establish (AM).Performance requirements, AM              73.40 transmission systems.Permissible transmissions (FM)..........  73.277Personal attacks........................  73.1920Petitions to deny.......................  73.3584Plans, State-wide (NCE-FM)..............  73.502Points, Reference, and distance           73.611 computations (TV).Point-to-point emergency messages.......  73.1250Policies, Licensing (TV)................  73.642Policies of FCC.........................  73.4000 (*)Political advertising by UHF translators  73.4195 (*)Political advertising_sponsorship         73.1212 identification.Political broadcasting and telecasting,   73.4185 (*) The law of.Political candidate authorization notice  73.4190 (*) and sponsorship identification.Political editorials....................  73.1930Political file..........................  73.1940Portable test stations..................  73.1530Posting of station and operator licenses  73.1230Power and antenna height requirements_    FM..................................  73.211    NCE-FM..............................  73.511    TV..................................  73.614Power and mode tolerances, Operating....  73.1560Power, nominal, Rounding of (AM)........  73.31Power, operating, determining_    AM..................................  73.51    FM..................................  73.267    NCE-FM..............................  73.567    TV..................................  73.663Prediction of coverage_    FM..................................  73.313    TV..................................  73.684Presunrise service authorization (PSRA)   73.99 and Post sunset service authorization (PSSA).Prime time access (TV)..................  73.658Procedure Manual: ``The Public and        73.4210 (*) Broadcasting''.Processing of applications..............  73.3561-73.3587Program logs............................  73.1810Program logs, Public inspection of......  73.1850Program matter: Supplier identification.  73.4215 (*)Prgoram practices, network, and           73.658 Affiliation agreements; territorial exclusivity in non-network program arrangements (TV).Program tests...........................  73.1620Prohibited overlap......................  73.509Proofs of performance, partial and        73.154 skeleton, Field strength measurements (AM).Protection from interference_    FM..................................  73.209    NCE-FM..............................  73.509    TV..................................  73.612Proxy statements and tender offers......  73.4266(*)Public inspection file..................  73.3526-73.3527Public inspection of program logs.......  73.1850Public office, Broadcasts by candidates   73.1940 for.Puerto Rico TV/FM, dual-language          73.1210 broadcasting in.                    QQuiet zone..............................  73.1030                    RRadiation characteristics, Vertical       73.160 plane.Radiation, daytime, Limitation on (AM)..  73.187Random selection or lottery licensing...  1.1601-1.1623, 73.23572,                                           73.3584, 73.3597Rebroadcasts............................  73.1207Recorded, taped or filmed material;       73.1208 Broadcast of.Recording telephone conversations.......  73.1206Records and logs, Availability to FCC...  73.1226Records, special technical..............  73.1835Reference, Cross, to rules in other       73.1010 Parts.Reference points and distance computations_    FM..................................  73.208    TV..................................  73.611Reference to time.......................  73.1209Remote control authorizations...........  73.1400Remote control operation................  73.1410Remote reading antenna and common point   73.57 ammeters (AM).Renewal period..........................  73.1020Report and application forms............  73.3500Requirements, Equipment and technical     73.644 system performance (TV).Requirements for authorization of         73.53 antenna monitors (AM).Requirements, Subscription TV, operating  73.643Requirements, Power and antenna height_    AM..................................  73.189    FM..................................  73.211    NCE-FM..............................  73.511    TV..................................  73.614Requirements, relating to logs, General.  73.1800Requirements, Transmission system    FM..................................  73.317    TV..................................  73.687Requirements, Transmission system         73.40 performance (AM).Responses and statements to Commission    73.1015 inquiries.Restrictions on use of channels (FM)....  73.220Retention of letters received from the    73.1202 public.Retention of logs.......................  73.1840Rounding of nominal power (AM)..........  73.31(Rules common to all broadcast            73.1001 stations), Scope.Rules in other Parts, Cross reference to  73.1010                    SSampling systems for antenna monitors     73.68 (AM).Satellites, Direct broadcast............  73.4091 (*)SCA_    FM..................................  73.293    NCE-FM..............................  73.593Schedule, Minimum operating.............  73.1740Schedule; Operating, time sharing (NCE-   73.561 FM).School closings.........................  73.1250Scope of Subpart A (AM).................  73.1Scope of Subpart E (TV).................  73.601Scope of Subpart H (rules common to all   73.1001 broadcast stations).Separations (channel) (TV)..............  73.610Separations, Minimum mileage, between co- channel and adjacent channel stations_    FM..................................  73.217    NCE-FM..............................  73.507Separations, Stations at spacings below   73.213 minimum (FM).Service and licensing requirements (NCE-  73.503 FM).Share time..............................  73.1715Sharing time, Operating schedule (NCE-    73.561 FM).Short-spacing agreements: FM stations...  73.4235 (*)Showing required; Applications for        73.37 broadcast facilities (AM).Signal, Computation of interfering (AM).  73.185Signal, Groundwave (AM).................  73.183Site, common antenna, Use of_    FM..................................  73.239    TV..................................  73.635Spacings, Stations below the minimum      73.213 separations (FM).Special antenna test authorizations (AM)  73.157Special field test authorization........  73.1515Special technical records...............  73.1835Special temporary authorizations (STA's)  73.1635Specifications_Indicating instruments     73.1215 (meters).Specified hours.........................  73.1730Sponsorship identification list           73.1212 retention; related requirements.Sponsorship identification rules,         73.4242 (*) Applicability of.STA's (Special temporary authorizations)  73.1635Standard time...........................  73.1209Standards, FM multiplex subcarrier,       73.319 technical.Standards of allocation, Engineering      73.182 (AM).Standards of good engineering             73.508 practice_NCE-FM.Standards, Stereophonic transmission      73.322 (FM).Standards, Transmission.................  73.682State-wide plans (NCE-FM)...............  74.502Statements and responses to Commission    73.1015 inquiries.Station and operator licenses, Posting    74.1230 of.Station identification..................  73.1201Station inspections by FCC..............  73.1225Station license period..................  73.1020Station location........................  73.1120Station log.............................  73.1820Station, main studio location...........  73.1125Station transferring....................  73.1150Stations, Assignment of, to channels      73.28 (AM).Stations at spacings below the minimum    73.213 separation (FM).Stations, Noncommercial educational (TV)  73.621Stations, Noncommercial educational FM,   73.513 operating on unreserved channels.Stereophonic sound broadcasting_    AM..................................  73.128    FM..................................  73.297    NCE-FM..............................  73.597    TV..................................  73.669Stereophonic pilot                        73.4246 (*) subcarriers_monophonic programming.Stereophonic sound transmission standards_    AM..................................  73.128    FM..................................  73.322    TV..................................  73.682Studio location, Main...................  73.1125Subcarrier multiplex, transmission standards_    FM..................................  73.319Subcarrier, multiplex, Use of_    FM..................................  73.293    TV..................................  73.665Subliminal perception...................  73.4250 (*)Subpart A, Scope of (AM)................  73.1Subpart E, Scope of (TV)................  73.601Subpart H, Scope of (rules common to all  73.1001 broadcast stations).(Subscription TV operations),             73.641 Definitions.Subsidiary Communications services_    FM..................................  73.295    NCE-FM..............................  73.595    TV..................................  73.667Subscription TV_    Competing applications..............  73.4247 (*)    Definitions.........................  73.641    Licensing policies..................  73.642    Operating requirements..............  73.643    Transmission systems................  73.644Syndication, network....................  73.658                    TTable of assignments_    FM..................................  73.202    TV..................................  73.606Tables (Distance-degree conversions and   73.698 separations) (TV).Taped, filmed, or recorded material;      73.1208 Broadcast of.Tax certificates and distress sales;      73.4140(*) Minority sales.Tax certificates: Issuance of...........  73.4255 (*)Teaser announcements....................  73.4260 (*)Technical definitions_    AM..................................  73.14    FM..................................  73.310    TV..................................  73.681Technical records, Special..............  73.1835(Technical standards), Definitions (TV).  73.681Telecommunications service on vertical    73.646 blanking interval.Telephone conversations, Broadcast of...  73.1206Telephone conversation broadcasts         73.4625 (*) (network and like sources).Television channels, Numerical            73.603 designation of.Temporary authorizations, Special         73.1635 (STA's).Tender offers and proxy statements......  73.4266(*)Territorial exclusivily in non-network    73.658 program arrangements; Affiliation agreements and network program practices (TV).Territorial exclusivity, (Network)_    AM..................................  73.132    FM..................................  73.232    TV..................................  73.658Test authorization, Special field.......  73.1515Test stations, Portable.................  73.1530Testing antenna during daytime (AM).....  73.157Tests and maintenance, Operation for....  73.1520Tests of equipment......................  73.1610Tests, Program..........................  73.1620Time brokerage..........................  73.4627 (*)Time of operation.......................  73.1705Time, Limited...........................  73.1725Time, Reference to......................  73.1209Time, Share.............................  73.1715Time Sharing, Operating schedule (NCE-    73.561 FM).Time, Unlimited.........................  73.1710Tolerances, Carrier frequency departure.  73.1545Tolerances, Directional antenna system    73.62 (AM).Tolerances, Operating power and mode....  73.1560Tone clusters: Audio attention-getting    73.4275 (*) devices.Topographic data (FM)...................  73.3120Tower lighting and painting.............  73.1213Transferring a station..................  73.1150Transmission standards, Changes in......  73.1695Transmission standards (TV).............  73.682Transmission system, Automatic (ATS)....  73.1500Transmission system emission              73.44 limitations, (AM).Transmission system inspections.........  73.1580Transmission system installation and      73.49 safety requirements, AM.Transmission system performance           73.40 requirements (AM).Transmission system requirements_    FM..................................  73.317    TV..................................  73.687Transmission systems, Modification of...  73.1690Transmission systems, subscription TV...  73.644Transmissions, Permissible (FM).........  73.277Transmitter duty operators..............  73.1860Transmitter, Location_    FM..................................  73.315    TV..................................  73.685Transmitter location and antenna system   73.685 (TV).Transmitters, Auxiliary.................  73.1670Transmitters, broadcast, Acceptability    73.1660 of.Transmitters, Main......................  73.1665Transmitters, TV, aural and visual,       73.653 Operation of.TV Channel 6 protection (NCE-FM)........  73.525TV colorburst during black/white          73.4272 (*) programming.TV/FM dual-language broadcasting in       73.1210 Puerto Rico.Type approval of modulation monitors,     73.692 General requirements (TV).                    UUnauthorized operation..................  73.1745U.S./Mexican Agreement..................  73.3570USA-Mexico FM Broadcast Agreement,        73.504 Channel assignments under (NCE-FM).Unlimited time..........................  73.1710Unreserved channels, Noncommercial        73.513 educational broadcast stations operating on (NCE-FM).Use of channels, Restrictions on (FM)...  73.220Use of common antenna site_    FM..................................  73.239    TV..................................  73.635      Use of multiplex subcarriers_    FM..................................  73.293    TV..................................  73.665Use of multiplex transmissions (AM).....  73.127                    VVertical blanking interval,               73.646 Telecommunication service on.Vertical plane radiation characteristics  73.160Visual and aural TV transmitters,         73.653 Operation of.Visual modulation monitoring equipment..  73.691                    WWant ads................................  73.1212                    ZZone, Quiet.............................  73.1030Zones_    FM..................................  73.205    NCE-FM..............................  73.505    TV..................................  73.609 

[50 FR 38530, Sept. 23, 1985; 50 FR 40395, Oct. 3, 1985, as amended at 51 FR 34621, 34622, Sept. 30, 1986; 52 FR 37316, Oct. 6, 1987; 52 FR 47569, Dec. 15, 1987; 53 FR 2499, Jan. 28, 1988; 58 FR 51250, Oct. 1, 1993; 59 FR 67103, Dec. 28, 1994; 63 FR 33878, June 22, 1998]

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