§  90.627   Limitation on the number of frequency pairs that may be
assignable for trunked systems and on the number of trunked systems.

   (a) The maximum number of frequency pairs that may be assigned at any
   one time for the operation of a trunked radio system is twenty, except
   as specified in § 90.621(a)(1)(iv).

   (b) No non-SMR licensee will be authorized an additional trunked system
   within 64 kilometers (40 miles) of an existing trunked system, except
   where:

   (1) The additional trunked system will be used to provide radio
   facilities for a single entity, where the additional system is
   justified on the basis of the requirements of the proposed single user;
   or,

   (2) The licensee's existing trunked system is loaded to at least 70
   mobile and control stations per channel.

   [ 47 FR 41032 , Sept. 16, 1982, as amended at  48 FR 44559 , Sept. 29,
   1983;  48 FR 51929 , Nov. 15, 1983;  49 FR 36377 , Sept. 17, 1984;  51 FR 37404 , Oct. 22, 1986;  53 FR 12157 , Apr. 13, 1988;  58 FR 44963 , Aug. 25,
   1993;  59 FR 59966 , Nov. 21, 1994]