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Aviation Frequency Bands – United States

The United States has the following designated Radio Frequencies set aside for the Aeronautical Radio spectrum

Aeronautical Radio Frequencies 

FREQUENCY BAND AVIATION SPECTRUM REQUIREMENT GOVERNMENT ALLOCATION
90-110 kHz  LORAN C Navigation System  Radio Navigation 
190-285 kHz  Nondirectional Beacon  Aeronautical Radionavigation 
285-325 kHz  Nondirectional Beacon Aeronautical Radionavigation 
325-405 kHz  Nondirectional Beacon Aeronautical Radionavigation 
405-415 kHz  Nondirectional Beacon Radionavigation 
415-435 kHz  Nondirectional Beacon Aeronautical Radionavigation 
510-535 kHz  Nondirectional Beacon Aeronautical Radionavigation 
2,100-28,000 kHz  High Frequency Communi cations (HF, HFDL)  Aeronautical Mobile (Route)
75MHz  NAVAID (ILS Marker Beacon)  Aeronautical Radionavigation 
108.0-117.975 MHz  NAVAID (VOR, ILS Localizer, Scat-1) Aeronautical Radionavigation
 117.975-121.9375 MHz  VHF Air/Gnd Communications  Aeronautical Mobile (R) 
123.0875-128-8125 MHz  VHF Air/Gnd Communications  Aeronautical Mobile (R) 
132.0125-137.0 MHz  VHF Air/Gnd Communications  Aeronautical Mobile (R) 
162.0-174.0 MHz  Fixed, Mobile Communications  (Land Mobile)  Fixed, Mobile
225.0-328.6 MHz  UHF Air/Gnd Communications  (DOD ATC)  Fixed, Mobile
328.6-335.4 MHz  NAVAID (ILS Glide Slope)  Aeronautical Radionavigation 
335.4-399.9 MHz  UHF Air/Gnd Communications  Fixed, Mobile
   (DOD ATC)   
406.0-406.1 MHz  Satellite Emergency Position  Mobile-Satellite
   Indication Beacon   
406.1-420.0 MHz  Fixed, Mobile Communications  Fixed, Mobile
   (Land Mobile)   
932.0-935.0 MHz  Fixed Communications  Fixed 
941.0-944.0 MHz  Fixed Communications  Fixed 
960.0-1215.0 MHz  NAVAID (TACAN, DME,  Aeronautical Radionavigation
   GPS L5 (1176.45)   
1030MHz  Radar Beacon, TCAS, Mode S  Aeronautical Radionavigation 
1090MHz  Radar Beacon, TCAS, Mode S  Aeronautical Radionavigation 
1227.6MHz  GPS L2 (bandwidth ± 10 MHz)  Radionavigation-Satellite
 1215-1300 MHz  Air Route Surveillance Radar  Radiolocation 
1300-1370 MHz  Air Route Surveillance Radar   Aeronautical Radionavigation 
1370-1390 MHz  Air Route Surveillance Radar  Radiolocation 
1435-1535 MHz  Aeronautical Telemetry  Mobile 
1544-1545 MHz  Emergency Mobile Satellite  Mobile-Satellite
   Communications   
1545-1559 MHz  Aeronautical Mobile Satellite  (Downlink)  Aeronautical Mobile-Satellite (R)
1559-1610 MHz  GPS L1, (1575.72 MHz),  Aeronautical Radionavigation
   GLONASS  Radionavigation-Satellite 
1645.5-1646.5 MHz  Emergency Mobile Satellite  Mobile-Satellite
   Communications   
1646.6-1660.5 MHz  Aeronautical Mobile Satellite  Aeronautical Mobile-Satellite (R)
   (Uplink)   
1710-1850 MHz  Low Density Microwave Link  Fixed 
     
 2700-2900   MHz    Airport Surveillance Radar, Weather Radar*    Aeronautical Radionavigation 
 2900-3000   MHz    Airport Surveillance Radar,    Radiolocation 
     Weather Radar    
 3700-4200   MHz    ANICS (Commercial Satellite Downlink)    None (Leased System)  
 4200-4400   MHz    Airborne Radio Altimeter    Aeronautical Radionavigation  
 5000-5250   MHz    NAVAID (Microwave Landing    Aeronautical Radionavigation 
     System)    
 5350-5460   MHz    Airborne Radar and Associated Airborne Beacon    Aeronautical Radionavigation 
 5460-5470   MHz    Airborne Radar and    Radionavigation 
     Associated Airborne Beacon    
 5600-5650   MHz    Terminal Doppler Weather    Meteorological Aids 
     Radar    
 5925-6425   MHz    ANICS (Commercial Satellite    None (Leased system)  
    Uplink)    
 7125-7250   MHz    Radio Communications Link    Fixed  
 7250-7300   MHz    Radio Communications Link    Fixed  
 7300-7900   MHz    Radio Communications Link    Fixed  
 7900-8025   MHz    Radio Communications Link    Fixed  
 8025-8500   MHz    Radio Communications Link    Fixed  
 8750-8850   MHz    Airborne Doppler Radar    Radiolocation  
 9000-9200   MHz    Military Precision Approach    Aeronautical Radionavigation 
     Radar    
 9300-9500   MHz    Airborne Radar and    Radio Navigation 
     Associated Airborne Beacon    
 11.7-12.2   GHz    FAATSAT (Commercial    Fixed (Leased System) 
     Satellite Downlink)    
 13.25-13.40 14.0-14.5   GHz GHz    Airborne Doppler Radar FAATSAT (Commercial )   Aeronautical Radionavigation Fixed (Leased System) 
     Satellite Uplink)    
 14.4-14.5   GHz    Television (Video)    Fixed 
     Microwave Link    
 14.50-14.7145   GHz    Television (Video) Microwave Link    Fixed 
 14.7145-215.3165   GHz    Television (Video)    Fixed 
     Microwave Link    
 15.1365-15.350   GHz    Television (Video)    Fixed 
     Microwave Link    
 15.7-16.2   GHz    Airport Surface Detection    Radiolocation 
     Equipment (ASDE)    
 21.2-23.6   GHz    Low Density Microwave Link    Fixed  
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