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A beacon is an intentionally conspicuous device designed to attract attention to a specific location. A common example is the lighthouse , which draws attention to a fixed point that can be used to navigate around obstacles or into port.
In navigation, a radio beacon or radiobeacon is a kind of beacon, a device that marks a fixed location and allows direction-finding equipment to find relative bearing. But instead of employing visible light , radio beacons transmit electromagnetic radiation in the radio wave band .
An avalanche transceiver or avalanche beacon is a type of emergency locator beacon, a radio transceiver (a transmitter and receiver in one unit) operating at 457 kHz for the purpose of finding people buried under snow. They are widely carried by skiers, particularly back country skiers for use in case a skier is buried by an avalanche.
Overview diagram of COSPAS-SARSAT communication system used to detect and locate ELTs, EPIRBs, and PLBs First generation EPIRB emergency locator beacons. An emergency position-indicating radiobeacon (EPIRB) is a type of emergency locator beacon for commercial and recreational boats, a portable, battery-powered radio transmitter used in emergencies to locate boaters in distress and in need of ...
A non-directional beacon (NDB) or non-directional radio beacon is a radio beacon which does not include inherent directional information. Radio beacons are radio transmitters at a known location, used as an aviation or marine navigational aid .
To quickly find and rescue a person buried in an avalanche, a probe, beacon, and shovel are essential. The buried person must also be wearing an avalanche beacon. Even small avalanches are a serious danger to life, even with properly trained and equipped companions who avoid the avalanche.
Beacon 23 is set to premiere on Sunday, November 12, 2023, at 9:00 p.m. ET. The premiere will unveil two episodes, with a single episode each week thereafter. The premiere will unveil two episodes ...
An emergency locator beacon is a radio beacon, a portable battery powered radio transmitter, used to locate airplanes, vessels, and persons in distress and in need of immediate rescue. Various types of emergency locator beacons are carried by aircraft, ships, vehicles, hikers and cross-country skiers.