§  87.173   Frequencies.

   (a) The table in paragraph (b) of this section lists assignable carrier
   frequencies or frequency bands.

   (1) The single letter symbol appearing in the "Subpart" column
   indicates the subpart of this part which contains additional applicable
   regulations.

   (2) The two or three letter symbol appearing in the "Class of Station"
   column indicates the class of station to which the frequency is
   assignable.

   (b) Frequency table:
   Frequency or frequency band Subpart Class of station Remarks
   90-110 kHz Q RL LORAN "C".
   190-285 kHz Q RLB Radiobeacons.
   200-285 kHz O FAC Air traffic control.
   325-405 kHz O FAC Air traffic control.
   325-435 kHz Q RLB Radiobeacons.
   410.0 kHz F MA International direction-finding for use outside of
   United States.
   457.0 kHz F MA Working frequency for aircraft on over-water flights.
   500.0 kHz F MA International calling and distress frequency for ships
   and aircraft on over-water flights.
   510-535 kHz Q RLB Radiobeacons.
   2182.0 kHz F MA International distress and calling.
   2648.0 kHz I AX Alaska station.
   2850.0-3025.0 kHz I MA, FAE International HF.
   2851.0 kHz I, J MA, FAE, FAT International HF; Flight Test.
   2866.0 kHz I MA, FAE Domestic HF; (Alaska).
   2875.0 kHz I MA, FAE Domestic HF.
   2878.0 kHz I MA1, FAE Domestic HF; International HF.
   2911.0 kHz I MA, FAE Domestic HF.
   2956.0 kHz I MA, FAE Domestic HF.
   3004.0 kHz I, J MA, FAE, FAT International HF; Flight Test.
   3019.0 kHz I MA1, FAE Domestic HF; International HF.
   3023.0 kHz F, M, O MA1, FAR, FAC Search and rescue communications.
   3281.0 kHz K MA, FAS Lighter-than-air craft and aeronautical stations
   serving lighter-than-air craft.
   3400.0-3500.0 kHz I MA, FAE International HF.
   3434.0 kHz I MA1, FAE Domestic HF.
   3443.0 kHz J MA, FAT Flight Test.
   3449.0 kHz I MA, FAE Domestic HF.
   3470.0 kHz I MA, FAE Domestic HF; International HF.
   4125.0 kHz F MA Distress and safety with ships and coast stations.
   4550.0 kHz I AX Gulf of Mexico.
   4645.0 kHz I AX Alaska.
   4650.0-4700.0 kHz I MA, FAE International HF.
   4672.0 kHz I MA1, FAE Domestic HF.
   4947.5 kHz I AX Alaska.
   5036.0 kHz I AX Gulf of Mexico.
   5122.5 kHz I AX Alaska.
   5167.5 kHz I FA Alaska emergency.
   5310.0 kHz I AX Alaska.
   5450.0-5680.0 kHz I MA, FAE International HF.
   5451.0 kHz J MA, FAT Flight Test.
   5463.0 kHz I MA1, FAE Domestic HF.
   5469.0 kHz J MA, FAT Flight Test.
   5472.0 kHz I MA, FAE Domestic HF.
   5484.0 kHz I MA, FAE Domestic HF.
   5490.0 kHz I MA, FAE Domestic HF.
   5496.0 kHz I MA, FAE Domestic HF.
   5508.0 kHz I MA1, FAE Domestic HF.
   5571.0 kHz J MA, FAT Flight Test.
   5631.0 kHz I MA, FAE Domestic HF.
   5680.0 kHz F, M, O MA1, FAC, FAR Search and rescue communications.
   5887.5 kHz I AX Alaska.
   6525.0-6685.0 kHz I MA, FAE International HF.
   6550.0 kHz J MA, FAT Flight Test.
   6580.0 kHz I MA, FAE Domestic HF.
   6604.0 kHz I MA, FAE Domestic HF.
   8015.0 kHz I AX Alaska.
   8364.0 kHz F MA Search and rescue communications.
   8815.0-8965.0 kHz I MA, FAE International HF.
   8822.0 kHz J MA, FAT Flight Test.
   8855.0 kHz I MA, FAE Domestic HF; international HF.
   8876.0 kHz I MA, FAE Domestic HF.
   10005.0-10100.0 kHz I MA, FAE International HF.
   10045.0 kHz J MA, FAT Flight Test.
   10066.0 kHz I MA, FAE Domestic HF; international HF.
   11275.0-11400.0 kHz I MA, FAE International HF.
   11288.0 kHz J MA, FAT Flight Test.
   11306.0 kHz J MA, FAT Flight Test.
   11357.0 kHz I MA, FAE Domestic HF.
   11363.0 kHz I MA, FAE Domestic HF.
   13260.0-13360.0 kHz I MA, FAE International HF.
   13312.0 kHz I, J MA, FAE, FAT International HF; Flight Test.
   17900.0-17970.0 kHz I MA, FAE International HF.
   17964.0 kHz J MA, FAT Flight Test.
   21924.0-22000.0 kHz I MA, FAE International HF.
   21931.0 kHz J MA, FAT Flight Test.
   72.02-72.98 MHz P FA, AXO Operational fixed.
   75.000 MHz Q RLA Marker beacon.
   75.42-75.98 MHz P FA, AXO Operational fixed.
   108.000 MHz Q RLT
   108.000-117.950 MHz Q RLO VHF omni-range.
   108.000-117.975 MHz Q DGP Differential GPS.
   108.050 MHz Q RLT
   108.100-111.950 MHz Q RLL ILS Localizer.
   108.100 MHz Q RLT
   108.150 MHz Q RLT
   118.000-121.400 MHz O, S MA, FAC, FAW, GCO
   RCO, RPC 25 kHz channel spacing
   121.500 MHz G, H, I, J, K, M, O MA, FAU, FAE, FAT, FAS, FAC, FAM
   Emergency and distress.
   121.600-121.925 MHz O, L, Q MA, FAC, MOU, RLT, GCO, RCO, RPC 25 kHz
   channel spacing.
   121.950 MHz K FAS
   121.975 MHz F, S MA2, FAW, FAC, MOU Air traffic control operations.
   122.000 MHz F MA, FAC, MOU Air carrier and private aircraft enroute
   flight advisory service provided by FAA.
   122.025 MHz F, S MA2, FAW, FAC, MOU Air traffic control operations.
   122.050 MHz F MA, FAC, MOU Air traffic control operations.
   122.075 MHz F, S MA2, FAW, FAC, MOU Air traffic control operations.
   122.100 MHz F, O MA, FAC, MOU Air traffic control operations.
   122.125-122.675 MHz F MA2, FAC, MOU Air traffic control operations; 25
   kHz spacing.
   122.700 MHz G, L MA, FAU, MOU Unicom at airports with no control tower;
   Aeronautical utility stations.
   122.725 MHz G, L MA, FAU, MOU Unicom at airports with no control tower;
   Aeronautical utility stations.
   122.750 MHz F MA2 Private fixed wing aircraft air-to-air
   communications.
   122.775 MHz K MA, FAS
   122.800 MHz G, L MA, FAU, MOU Unicom at airports with no control tower;
   Aeronautical utility stations.
   122.825 MHz I MA, FAE Domestic VHF.
   122.850 MHz H, K MA, FAM, FAS
   122.875 MHz I MA, FAE Domestic VHF.
   122.900 MHz F, H, L, M MA, FAR, FAM, MOU
   122.925 MHz H MA2, FAM
   122.950 MHz G, L MA, FAU, MOU Unicom at airports with control tower;
   Aeronautical utility stations.
   122.975 MHz G, L MA, FAU, MOU Unicom at airports with no control tower;
   Aeronautical utility stations.
   123.000 MHz G, L MA, FAU, MOU Unicom at airports with no control tower;
   Aeronautical utility stations.
   123.025 MHz F MA2 Helicopter air-to-air communications; Air traffic
   control operations.
   123.050 MHz G, L MA, FAU, MOU Unicom at airports with no control tower;
   Aeronautical utility stations.
   123.075 MHz G, L MA, FAU, MOU Unicom at airports with no control tower;
   Aeronautical utility stations.
   123.100 MHz M, O MA, FAC, FAR
   123.125 MHz J MA, FAT Itinerant.
   123.150 MHz J MA, FAT Itinerant.
   123.175 MHz J MA, FAT Itinerant.
   123.200 MHz J MA, FAT
   123.225 MHz J MA, FAT
   123.250 MHz J MA, FAT
   123.275 MHz J MA, FAT
   123.300 MHz K MA, FAS
   123.325 MHz J MA, FAT
   123.350 MHz J MA, FAT
   123.375 MHz J MA, FAT
   123.400 MHz J MA, FAT Itinerant.
   123.425 MHz J MA, FAT
   123.450 MHz J MA, FAT
   123.475 MHz J MA, FAT
   123.500 MHz K MA, FAS
   123.525 MHz J MA, FAT
   123.550 MHz J MA, FAT
   123.575 MHz J MA, FAT
   123.6-128.8 MHz O, S MA, FAC, FAW, GCO, RCO, RPC 25 kHz channel
   spacing.
   128.825-132.000 I MA, FAE Domestic VHF.
   132.025-135.975 MHz O, S MA, FAC, FAW, GCO RCO RPC 25 kHz channel
   spacing.
   136.000-136.400 MHz O, S MA, FAC, FAW, GCO, RCO, RPC Air traffic
   control operations; 25 kHz channel spacing.
   136.425 MHz O, S MA, FAC, FAW, GCO, RCO, RPC Air traffic control
   operations.
   136.450 MHz O, S MA, FAC, FAW, GCO, RCO, RPC Air traffic control
   operations.
   136.475 MHz O, S MA, FAC, FAW, GCO, RCO, RPC Air traffic control
   operations.
   136.500-136.875 MHz I MA, FAE Domestic VHF.
   136.900 MHz I MA, FAE International and Domestic VHF.
   136.925 MHz I MA, FAE International and domestic VHF.
   136.950 MHz I MA, FAE International and domestic VHF.
   136.975 MHz I MA, FAE International and domestic VHF.
   156.300 MHz F MA For communications with ship stations under specific
   conditions.
   156.375 MHz F MA For communications with ship stations under specific
   conditions; Not authorized in New Orleans Vessel traffic service area.
   156.400 MHz F MA For communications with ship stations under specific
   conditions.
   156.425 MHz F MA For communications with ship stations under specific
   conditions.
   156.450 MHz F MA For communications with ship stations under specific
   conditions.
   156.625 MHz F MA For communications with ship stations under specific
   conditions.
   156.800 MHz F MA Distress, safety and calling frequency; For
   communications with ship stations under specific conditions.
   156.900 MHz F MA For communications with ship stations under specific
   conditions.
   157.425 MHz F MA For communications with commercial fishing vessels
   under specific conditions except in Great Lakes and St. Lawrence Seaway
   Areas.
   243.000 MHz F MA Emergency and distress frequency for use of survival
   craft and emergency locator transmitters.
   328.600-335.400 MHz Q RLG ILS glide path.
   334.550 MHz Q RLT
   334.700 MHz Q RLT
   406.0-406.1 MHz F, G, H, I, J, K, M, O MA, FAU, FAE, FAT, FAS, FAC, FAM
   Emergency and distress.
   960-1215 MHz F, Q MA, RL, RNV Electronic aids to air navigation.
   978.000 MHz F, L, Q MA, MOU, UAT Universal Access Transceivers.
       UAT
       Q RLT
   979.000 MHz Q RLT
   1030.000 MHz Q RLT
   1104.000 MHz Q RLT
   1300-1350 MHz F, Q MA, RLS Surveillance radars and transponders.
   1435-1525 MHz F, J MA, FAT Aeronautical telemetry and telecommand
   operations.
   1559-1610 MHz Q DGP Differential GPS.
   1559-1626.5 MHz F, Q MA, RL Aeronautical radionavigation.
   1646.5-1660.5 MHz F TJ Aeronautical Mobile-Satellite (R).
   2310-2320 MHz J MA, FAT Aeronautical telemetry and telecommand
   operations.
   2345-2395 MHz J MA, FAT Aeronautical telemetry and telecommand
   operations.
   2700-2900 MHz Q RLS, RLD Airport surveillance and weather radar.
   4200-4400 MHz F MA Radio altimeters.
   5000-5250 MHz Q MA, RLW Microwave landing systems.
   5031.000 MHz Q RLT
   5350-5470 MHz F MA Airborne radars and associated airborne beacons.
   8750-8850 MHz F MA Airborne doppler radar.
   9000-9200 MHz Q RLS, RLD Land-based radar.
   9300-9500 MHz F, Q MA Airborne radars and associated airborne beacons.
   13250-13400 MHz F MA Airborne doppler radar.
   15400-15700 MHz Q RL Aeronautical radionavigation.
   24750-25050 MHz F, Q MA, RL Aeronautical radionavigation.
   32300-33400 MHz F, Q MA, RL Aeronautical radionavigation.

   [ 53 FR 28940 , Aug. 1, 1988]

   Editorial Note: For Federal Register citations affecting §  87.183, see
   the List of CFR Sections Affected, which appears in the Finding Aids
   section of the printed volume and at www.fdsys.gov .

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Subpart F--Aircraft Stations

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