47 C.F.R. § 23.23 Use of frequencies for radio-telegraph communication within the continental United States.
Title 47 - Telecommunication
Licensees of point-to-point radiotelegraph stations may use any frequency authorized in a station license for communication between designated points within the 48 contiguous states and the District of Columbia upon the express condition that the use of any frequency above 5000 kHz shall be subject to the limitation that no interference shall be caused to the international service, or to service with Alaska or Hawaii; and in the event such interference is caused the licensee shall immediately discontinue the use of the frequency or frequencies producing such interference and operation thereon may be conducted only at times when such interference will not be caused.
Title 47: Telecommunication
PART 23—INTERNATIONAL FIXED PUBLIC RADIOCOMMUNICATION SERVICES
Fixed Public Services
§ 23.23 Use of frequencies for radio-telegraph communication within the continental United States.
