Text: Medium Frequency 325 - 405 kHz # Radiobeacons for aircraft navigation [Part 87] # Air traffic control [Part 87] # Cable locating equipment [15.213] # Power line carrier systems (operated by a power utility for general supervision of the power system) [15.113] 405 - 435 kHz # Radiobeacons for aircraft navigation [Part 87] # Cable locating equipment [15.213] # Power line carrier systems (operated by a power utility for general supervision of the power system) [15.113] 435 - 490 kHz # Cable locating equipment [15.213] # Power line carrier systems (operated by a power utility for general supervision of the power system) [15.113] # 457 kHz * Working frequency for aircraft on over water flights [87.187(c)] * Avalanche Transceivers 500 kHz # International calling and distress frequency for ships and aircraft over the high seas 510 - 525 kHz # Radiobeacons for aircraft navigation # Intentional radiators, 100 milliwatts max. [15.219] 525 - 535 kHz # Intentional radiators, 100 milliwatts max. [15.219] # Carrier current broadcasting [15.221] # Travelers' Information Stations, 530 through 1700 kHz in 10 kHz increments [90.242] 535 - 1705 kHz # AM broadcast [Part 73 Subpart A] # Intentional radiators, 100 milliwatts max. [15.219] # Carrier current broadcasting [15.221] # Travelers' Information Stations, 530 through 1700 kHz in 10 kHz increments [90.242] # 1630 kHz, Public Safety, Fire, Base or mobile [90.20] # 1638 kHz, Aeronautical Radionavigation Service # 1605 - 1705 kHz, Radiolocation, no new assignments after September 30, 1985 [Part 90 Subpart F] 1705 - 1750 kHz # Radiolocation [Part 90 Subpart F] # 1708 kHz, Aeronautical Radionavigation Service # 1722 kHz, Public Safety, Police, Base or mobile[90.20] # 1730 kHz, Public Safety, Police, Base or mobile[90.20] 1750 - 1800 kHz # Disaster Communications Service [Part 99] # Radiolocation [Part 90 Subpart F] 1800 - 1900 kHz # Amateur (160 meter band) [Part 97] 1900 - 1950 kHz # Amateur (160 meter band) [Part 97] # Radiolocation [Part 90 Subpart F] 1950 - 2000 kHz # Amateur (160 meter band) [Part 97] # Radiolocation [Part 90 Subpart F] 2003 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - Great Lakes only Gap in list 2065 kHz # Maritime SSB Radiotelephone [80.373] - Business and Operational - All Areas. Gap in list 2079 kHz # Maritime SSB Radiotelephone [80.373] - Business and Operational - All Areas. 2082.5 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - All Areas. Also, intership non-commercial fishing. Gap in list 2093 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - All Areas. 2096.5 kHz # Maritime SSB Radiotelephone [80.373] - Business and Operational - All Areas. Gap in list 2142 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - Pacific Coast, daily, south of 42 deg. N Gap in list 2182 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - Distress, safety and calling Gap in list 2203 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - Gulf of Mexico. Also, intership non-commercial fishing. Gap in list 2214 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - All Areas. Gap in list 2500 kHz # Time and frequency broadcasts, WWV and WWVH Gap in list 2638 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - All Areas. Gap in list 2670 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - U.S. Coast Guard Liaison and Maritime Safety Broadcasts Gap in list 2738 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - All Areas, except Great Lakes. Gap in list 2830 kHz # Maritime SSB Radiotelephone [80.373] - Intership Safety and Operational - Gulf of Mexico only. Gap in list 2851 kHz # Flight test stations - land and aircraft [Part 87 Subpart J] Gap in list

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