47 C.F.R. § 78.111 Frequency tolerance.
Title 47 - Telecommunication
Stations in this service shall maintain the carrier frequency of each authorized transmitter to within the following percentage of the assigned frequency. [52 FR 7145, Mar. 9, 1987, as amended at 68 FR 12776, Mar. 17, 2003]
Title 47: Telecommunication
PART 78—CABLE TELEVISION RELAY SERVICE
Subpart D—Technical Regulations
§ 78.111 Frequency tolerance.
------------------------------------------------------------------------ Frequency tolerance --------------------- Frequency band (MHz) Fixed Mobile (percent) (percent)------------------------------------------------------------------------1,990 to 2,110.................................... ......... 0.0056,425 to 6,525.................................... ......... 0.0056,875 to 7,125.................................... ......... 0.00512,700 to 13,250 \1\.............................. 0.005 0.00517,700 to 18,820.................................. 0.003 .........18,820 to 18,920.................................. 0.001 .........18,920 to 19,700.................................. 0.003 .........------------------------------------------------------------------------\1\ Stations that employing vestigal sideband AM transmissions shall maintain their operating frequency within 0.0005% the visual carrier, and the aural carrier shall be 4.5 MHz ±1 kHz above the visual carrier frequency.
