47 C.F.R. § 74.561
Frequency tolerance.
Cite as 47 C.F.R. § 74.561 (2026)
In the bands above 944 MHz, the operating frequency of the transmitter shall be maintained in accordance with the following table:
Frequency band (MHz)
Tolerance as percentage of assigned frequency
944 to 952
0.005
17,700 to 19,700
0.003
[54 FR 30043, July 18, 1989, as amended at 68 FR 12768, Mar. 17, 2003]