§ 90.233   Base/mobile non-voice operations.

   The use of A1D, A2D, F1D, F2D, G1D, or G2D emission may be authorized
   to base/mobile operations in accordance with the following limitations
   and requirements.

   (a) Licensees employing non-voice communications are not relieved of
   their responsibility to cooperate in the shared use of land mobile
   radio channels. See also § § 90.403 and 90.173(a) and (b).

   (b) Authorization for non-voice emission may be granted only on
   frequencies subject to the coordination requirements set forth in
   § 90.175. Non-voice operations on frequencies not subject to these
   requirements are permitted only a secondary basis to voice
   communications.

   (c) Provisions of this section do not apply to authorizations for
   paging, telemetry, radiolocation, automatic vehicle monitoring systems
   (AVM), radioteleprinter, radio call box operations, or authorizations
   granted pursuant to subpart T of this part.

   [ 48 FR 2794 , Feb. 3, 1983, as amended at  49 FR 48711 , Dec. 14, 1984;  56 FR 19602 , Apr. 29, 1991;  72 FR 35195 , June 27, 2007]

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