Sec.  78.104   Authorized bandwidth and emission designator.

   (a) The authorized bandwidth permitted to be used by a CARS station and
   specified  in  the  station license shall be the occupied or necessary
   bandwidth, whichever is greater, except when otherwise authorized by the
   Commission in accordance with paragraph (b) of this section.

   (b) As an exception to the provision of paragraph (a) of this section, the
   Commission may approve requests to base the authorized bandwidth for the
   station  on  the lesser of the occupied or necessary bandwidth where a
   persuasive showing is made that:

   (1) The frequency stability of the transmitting equipment to be used will
   permit compliance with  Sec. 78.103(b)(1) and, additionally, will permit 99
   percent of the total radiated power to be kept within the frequency limits
   of the assigned channel.

   (c) The emission designator shall be specified in terms of the necessary
   bandwidth. (See  Sec. 2.201(a) of this chapter.)

   [ 39 FR 26025 , July 16, 1974, as amended at  45 FR 78694 , Nov. 26, 1980]