47 C.F.R. § 23.54 Use of double sideband radiotelephone.
Title 47 - Telecommunication
Use of double sideband radiotelephone transmissions, on frequencies below 30 MHz, shall be held to a minimum with a view towards discontinuance of such operations as soon as possible. Except in cases where the foreign correspondent is unable to receive single sideband transmissions, double sideband radiotelephone shall not be transmitted after January 1, 1965.
Title 47: Telecommunication
PART 23—INTERNATIONAL FIXED PUBLIC RADIOCOMMUNICATION SERVICES
Fixed Public Services
§ 23.54 Use of double sideband radiotelephone.
