Goto Section: 78.109 | 78.113 | Table of Contents

FCC 78.111
Revised as of October 1, 2018
Goto Year:2017 | 2019
  § 78.111   Frequency tolerance.

   Stations in this service shall maintain the carrier frequency of each
   authorized transmitter to within the following percentage of the
   assigned frequency.
   Frequency band (MHz)       Frequency tolerance
                        Fixed (percent) Mobile (percent)
   1,990 to 2,110                                   0.005
   6,425 to 6,525                                   0.005
   6,875 to 7,125                                   0.005
   12,700 to 13,250^1             0.005             0.005
   17,700 to 18,820               0.003
   18,820 to 18,920               0.001
   18,920 to 19,700               0.003

   ^1Stations that employing vestigal sideband AM transmissions shall
   maintain their operating frequency within 0.0005% the visual carrier,
   and the aural carrier shall be 4.5 MHz ±1 kHz above the visual carrier
   frequency.

   [ 52 FR 7145 , Mar. 9, 1987, as amended at  68 FR 12776 , Mar. 17, 2003]

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Goto Section: 78.109 | 78.113

Goto Year: 2017 | 2019
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