Goto Section: 87.419 | 87.423 | Table of Contents
Revised as of October 1, 2020
Goto Year:2019 |
§ 87.421 Frequencies.
The Commission will assign VHF frequencies after coordination with the
FAA. Frequencies in the following bands are available to control towers
and RCOs. Channel spacing is 25 kHz.
(a) The frequency 123.100 MHz is available for use by control towers
and RCOs at special aeronautical events on the condition that no
harmful interference is caused to search and rescue operations in the
(b) Frequencies in the bands 200.0-285.0 and 325.0-405.0 kHz will
normally be assigned only to control towers and RCOs authorized to
operate on at least one VHF frequency. The Commission may assign
frequencies in these bands to entities that do not provide VHF service
in cases where granting such an application will not adversely affect
life and property in the air.
(c) Frequencies listed in the introductory paragraph of this section
are available to control towers and RCOs for communications with ground
vehicles and aircraft on the ground. The antenna heights shall be
restricted to the minimum necessary to achieve the required coverage.
Channel spacing is 25 kHz.
(d) 121.500 MHz: emergency and distress only.
[ 53 FR 28940 , Aug. 1, 1988, as amended at 55 FR 30464 , July 26, 1990;
63 FR 68958 , Dec. 14, 1998; 69 FR 32886 , June 14, 2004; 71 FR 70680 ,
Dec. 6, 2006]
Goto Section: 87.419 | 87.423
Goto Year: 2019 |
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