Goto Section: 90.267 | 90.273 | Table of Contents

FCC 90.269
Revised as of October 28, 2020
Goto Year:2020 | 2022
  §  90.269   Use of frequencies for self-powered vehicle detectors.

   (a) Frequencies subject to § 90.20(d)(22) may be used for the operation
   of self-powered vehicle detectors by licensees of base/mobile stations
   in the Public Safety Pool in accordance with the following conditions:

   (1) All stations are limited to 100 milliwatts carrier power and
   20K00F7W, 20K00F7X, 20K00F8W, 20K00F8X, 20K00F9W or 20K00F9X emissions.
   The frequency deviation shall not exceed 5 kHz. No more than two 30 ms.
   pulses may be emitted for each vehicle sensed.

   (2) The transmitters must be crystal controlled with a frequency
   tolerance of plus or minus .005% from −20° to plus 50 °C. They must be
   certificated.

   (3) The total length of the transmission line plus antenna may not
   exceed one-half wavelength and must be integral with the unit.

   (4) All operation shall be on a secondary, non-interference basis.

   (b) [Reserved]

   [ 48 FR 54982 , Dec. 8, 1983, as amended at  54 FR 38681 , Sept. 20, 1989;
    62 FR 18929 , Apr. 17, 1997;  63 FR 36610 , July 7, 1998]

   


Goto Section: 90.267 | 90.273

Goto Year: 2020 | 2022
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