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The avalanche beacon is an active device powered by batteries; a ski suit may also contain a passive RECCO transponder sewn into the clothing. Early avalanche transceivers transmitted at 2.275 kHz. [2] In 1986, the international frequency standard of 457 kHz was adopted, and this remains the standard today. [3]
Avalanche Transceivers — known as beacons, "beepers", peeps (pieps), ARVAs (Appareil de Recherche de Victimes en Avalanche, in French), LVS (Lawinen-Verschütteten-Suchgerät, Swiss German), or various other trade names, are important for every member of the party. They emit a "beep" via 457 kHz radio signal in normal use, but may be switched ...
Avalanche transceiver, beacon or ARVA; Arva Industries, Canadian heavy machinery company This page was last edited on 26 October 2023, at 18:39 (UTC). Text is ...
Arva Industries was founded in 1979 by Fred Smith and LaVern Eck. The company is based in St. Thomas, Ontario , and specializes in designing and manufacturing equipment for rail, mining, military, construction and marine sectors.
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.
In 2007, the Neo 2 added several minor upgrades to the original Neo and was the first unit released after AlphaSmart was acquired by Renaissance Learning. [26] [27] [28] It added quiz functionality, using the 2Know! Toolbar, which was developed for the 2Know! Classroom Response System. Teachers could create, distribute, and score quizzes using ...
Another application is an indoor positioning system, [3] [4] [5] which helps smartphones determine their approximate location or context. With the help of a Bluetooth beacon, a smartphone's software can approximately find its relative location to a Bluetooth beacon in a store.
An amateur radio propagation beacon is a radio beacon, whose purpose is the investigation of the propagation of radio signals. Most radio propagation beacons use amateur radio frequencies. They can be found on LF, MF, HF, VHF, UHF, and microwave frequencies. Microwave beacons are also used as signal sources to test and calibrate antennas and ...
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