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  2. Emergency position-indicating radiobeacon - Wikipedia

    en.wikipedia.org/wiki/Emergency_position...

    Which country the beacon originates from. A unique 15-digit hexadecimal beacon identification code (a "15-hex ID"). The encoded identification of the vessel or aircraft in distress, either as an MMSI value, or as, in the case of an ELT, either the aircraft's registration or its ICAO 24-bit address (from its Mode-S transponder).

  3. List of transponder codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Transponder_Codes

    (VFR squawk code for airspace 5,000 feet (1,500 m) and below prior to 15 March 2007 when replaced by the international 7000 code for VFR traffic.) [5] 0022 Germany (VFR squawk code for airspace above 5,000 feet (1,500 m) – prior to 15 March 2007 when replaced by the international 7000 code for VFR traffic.) [5] 0025 Germany

  4. Radio beacon - Wikipedia

    en.wikipedia.org/wiki/Radio_beacon

    Download QR code; Wikidata item; Print/export ... a radio beacon or radiobeacon is a kind of beacon, ... these buoys transmit on 1600–2850 kHz with a power of 4-15 W.

  5. Amateur radio propagation beacon - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_propagation...

    The International Beacon Project (IBP), which is coordinated by the Northern California DX Foundation and the International Amateur Radio Union, consists of 18 high frequency propagation beacons worldwide, which transmit in turns on 14.100 MHz, 18.110 MHz, 21.150 MHz, 24.930 MHz, and 28.200 MHz.

  6. Survival radio - Wikipedia

    en.wikipedia.org/wiki/Survival_radio

    Also has Cospas-Sarsat beacon. The latest model AN/PRC-112G, built by General Dynamics can communicate with satellites as well. [12] Over 31,000 radios in the PRC-112 family have been produced. [13] AN/PRC-125 (Navy) Rescue Swimmer Radio. [8] [10] AN/PRC-149 Rescue Radio, replaced the PRC-90, PRC-112 and PRC-125 for non-combat use. [14]

  7. Air traffic control radar beacon system - Wikipedia

    en.wikipedia.org/wiki/Air_traffic_control_radar...

    The air traffic control radar beacon system (ATCRBS) is a system used in air traffic control (ATC) to enhance surveillance radar monitoring and separation of air traffic. It consists of a rotating ground antenna and transponders in aircraft. The ground antenna sweeps a narrow vertical beam of microwaves around the airspace.

  8. Marker beacon - Wikipedia

    en.wikipedia.org/wiki/Marker_beacon

    Marker beacon. Locator Outer Marker (LOM), a High Frequency (HF) Non-Directional Beacon, co-located with an "outer marker" (OM) 75-MHz Marker Beacon. A marker beacon is a particular type of VHF radio beacon used in aviation, usually in conjunction with an instrument landing system (ILS), to give pilots a means to determine position along an ...

  9. Satellite emergency position-indicating radiobeacon station

    en.wikipedia.org/wiki/Satellite_emergency...

    COSPAS-SARSAT satellite emergency position-indicating radiobeacon station. Satellite emergency position-indicating radiobeacon station (sort: SEPIRS) is – according to article 1.94 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "An earth station in the mobile-satellite service the emissions of which are intended to facilitate search and ...