Sec.  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  Sec. 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  Sec. 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]