§  73.1660   Acceptability of broadcast transmitters.

   (a)(1) An AM, FM, or TV transmitter shall be verified for compliance
   with the requirements of this part following the procedures described
   in part 2 of this chapter.

   (2) An LPFM transmitter shall be certified for compliance with the
   requirements of this part following the procedures described in part 2
   of the this chapter.

   (b) A permittee or licensee planning to modify a transmitter which has
   been approved by the FCC or verified for compliance must follow the
   requirements contained in § 73.1690.

   (c) A transmitter which was in use prior to January 30, 1955, may
   continue to be used by the licensee, and successors or assignees, if it
   continues to comply with the technical requirements for the type of
   station at which it is used.

   (d) AM stereophonic exciter-generators for interfacing with approved or
   verified AM transmitters may be certified upon request from any
   manufacturer in accordance with the procedures described in part 2 of
   the FCC rules. Broadcast licensees may modify their certified AM
   stereophonic exciter-generators in accordance with § 73.1690.

   (e) Additional rules covering certification and verification,
   modification of authorized transmitters, and withdrawal of a grant of
   authorization are contained in part 2 of the FCC rules.

   [ 63 FR 36604 , July 7, 1998, as amended at  65 FR 30004 , May 10, 2000;  65 FR 67304 , Nov. 9, 2000]