- wide-band repeater
- широкополосный ретранслятор
English-Russian electronics dictionary .
wide-band repeater
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Amateur radio repeater — An amateur radio repeater is an electronic device that receives a weak or low level amateur radio signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. Many repeaters are… … Wikipedia
10-meter band — The 10 meter band is a portion of the shortwave radio spectrum allocated to amateur radio use. The band consists of frequencies stretching from 28.000 MHz to 29.700 MHz.HistoryThe 10 meter band was created by the… … Wikipedia
33-centimeter band — 33 Centimeters is an amateur radio band. It ranges from 902 to 928 MHz and is unique to ITU Region 2. The 33 centimeter band is part of the UHF spectrum, and is primarily used for very local communications as opposed to bands lower in… … Wikipedia
Citizens' band radio — Typical 1980s CB base station, used with outdoor antenna. This radio may also be used in an automobile, since it is powered by 13.8V DC. Shown with Astatic Power D 104 desk mic … Wikipedia
Fiber Optic Inter-Repeater Link — In diesem Artikel oder Abschnitt fehlen folgende wichtige Informationen: Metro Ethernet. Du kannst Wikipedia helfen, indem du sie recherchierst und einfügst … Deutsch Wikipedia
6-meter band — The 6 meter band is a portion of the VHF radio spectrum allocated to amateur radio use. Although located in the lower portion of the VHF band, it nonetheless occasionally displays propagation mechanisms characteristic of the HF bands. This… … Wikipedia
Walkie-talkie — A walkie talkie (more formally known as a handheld transceiver) is a hand held, portable, two way radio transceiver. Originally developed for the Canadian government during the Second World War by Canadian Donald L. Hings, similar designs were… … Wikipedia
telecommunications media — Introduction equipment and systems metal wire, terrestrial and satellite radio, and optical fibre employed in the transmission of electromagnetic signals. Transmission media and the problem of signal degradation Every… … Universalium
Microwave transmission — The atmospheric attenuation of microwaves in dry air with a precipitable water vapor level of 0.001 mm. The downward spikes in the graph correspond to frequencies at which microwaves are absorbed more strongly, such as by oxygen molecules… … Wikipedia
radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… … Universalium
Antenna (radio) — Whip antenna on car … Wikipedia
