Goto Section: 74.655 | 74.662 | Table of Contents

FCC 74.661
Revised as of October 1, 2019
Goto Year:2018 | 2020
  § 74.661   Frequency tolerance.

   Stations in this service shall maintain the carrier frequency of each
   authorized transmitter to within the following percentage of the
   assigned frequency.

   Table 1 to § 74.661
   Frequency band
   (MHz) Frequency tolerance (%)
         2,025 to 2,110          ^10.005
         2,450 to 2,483.5        ^20.001
         6,425 to 6,525            0.005
         6,875 to 7,125          ^10.005
         12,700 to 13,250        ^10.005
         17,700 to 18,820          0.003
         18,920 to 19,700          0.003

   ^1Television translator relay stations shall maintain a frequency
   tolerance of 0.002%.

   ^2Stations licensed pursuant to an application filed before March 17,
   2005, for tolerance values exceeding those specified above, may
   continue to operate indefinitely in accordance with the terms of their
   current authorizations, subject to periodic renewal. Existing equipment
   and equipment of product lines in production before April 16, 2003,
   authorized via certification or Declaration of Conformity before March
   17, 2005, for tolerance values exceeding those specified above, may
   continue to be manufactured and/or marketed, but may not be authorized
   for use under station license except at stations licensed pursuant to
   an application filed before March 17, 2005. Any non-conforming
   equipment authorized under a station license, and replaced on or after
   March 17, 2005, must be replaced by conforming equipment.

   Note 1 to § 74.661: The Declaration of Conformity procedure has been
   replaced by Supplier's Declaration of Conformity. See § 2.950 of this
   chapter.

   [ 52 FR 7143 , Mar. 9, 1987, as amended at  68 FR 12772 , Mar. 17, 2003;  82 FR 50836 , Nov. 2, 2017]

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Goto Section: 74.655 | 74.662

Goto Year: 2018 | 2020
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