CFR > Title 47 - Telecommunication > CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION > SUBCHAPTER B—COMMON CARRIER SERVICES (Parts 20–69) > PART 22—PUBLIC MOBILE SERVICES > SUBPART C—Operational and Technical Requirements (§22.301 to §22.383) > 22.355—Frequency tolerance.

22.355—Frequency tolerance.

Except as otherwise provided in this part, the carrier frequency of each transmitter in the Public Mobile Services must be maintained within the tolerances given in Table C-1 of this section.
Table C-1—Frequency Tolerance for Transmitters in the Public Mobile Services
Frequency range (MHz) Base, fixed(ppm) Mobile ≤3 watts(ppm) Mobile ≤3 watts(ppm)
25 to 50 20.0 20.0 50.0
50 to 450 5.0 5.0 50.0
450 to 512 2.5 5.0 5.0
821 to 896 1.5 2.5 2.5
928 to 929 5.0 n/a n/a
929 to 960 1.5 n/a n/a
2110 to 2220 10.0 n/a n/a
[61 FR 54099, Oct. 17, 1996]