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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 47 - Telecommunication |
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Chapter I - Federal Communications Commission |
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SubChapter D - Safety and Special Radio Services |
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Part 87 - Aviation Services |
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Subpart C - Operating Requirements and Procedures |
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Operating Requirements |
§ 87.71 - Frequency measurements.
Latest version.
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§ 87.71 Frequency measurements.
A licensed operator must measure the operating frequencies of all land-based transmitters at the following times:
(a) When the transmitter is originally installed;
(b) When any change or adjustment is made in the transmitter which may affect an operating frequency; or
(c) When an operating frequency has shifted beyond tolerance.