low-high repeater

low-high repeater
промежуточный усилитель системы ВЧ-связи (с преобразованием нижних групп каналов на входе в верхние на выходе)

English-Russian scientific dictionary. 2008.

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  • High bit rate Digital Subscriber Line — (HDSL) was the first DSL technology to use a higher frequency spectrum of copper, twisted pair cables. HDSL was developed in the USA, as a better technology for high speed, synchronous circuits typically used to interconnect local exchange… …   Wikipedia

  • Repeater (horology) — A repeater is a complication in a mechanical watch or clock that audibly chimes the hours and often minutes at the press of a button. There are many types of repeater, from the simple repeater which merely strikes the number of hours, to the… …   Wikipedia

  • High-Definition Multimedia Interface — Infobox connector name=High Definition Multimedia Interface type=Digital audio/video connector logo= caption=HDMI cable and HDMI official logo designer=HDMI Founders design date=December 2002 manufacturer=HDMI Adopters production date=2003… …   Wikipedia

  • Radio repeater — A radio repeater is a combination of a radio receiver and a radio transmitter that receives a weak or low level signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. This… …   Wikipedia

  • Cellular repeater — A cellular repeater, cell phone repeater, or wireless cellular signal booster, a type of bi directional amplifier (BDA) as commonly munications industry, is a device used to boost the cell phone reception to the local area by the usage of a… …   Wikipedia

  • 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

  • Very high frequency — (VHF) is the radio frequency range from 30 MHz to 300 MHz. Frequencies immediately below VHF are denoted High frequency (HF), and the next higher frequencies are known as Ultra high frequency (UHF). The frequency allocation is done by ITU. Common …   Wikipedia

  • Ultra high frequency — (UHF) designates a range (band) of electromagnetic waves with frequencies between 300 MHz and 3 GHz (3,000 MHz). Also known as the decimeter band or decimeter wave as the wavelengths range from ten to one decimeters. Radio waves with frequencies… …   Wikipedia

  • Libya — /lib ee euh/, n. 1. Anc. Geog. the part of N Africa W of Egypt. 2. Italian, Libia. a republic in N Africa between Tunisia and Egypt: formerly a monarchy 1951 69. 5,648,359; 679,400 sq. mi. (1,759,646 sq. km). Cap.: Tripoli. * * * Libya… …   Universalium

  • KRCW-TV — Salem / Portland, Oregon Branding NW 32 TV (general, pronounced as Northwest Thirty Two TV ) NewsChannel 8 (newscasts) Channels …   Wikipedia

  • Uganda — Ugandan, adj., n. /yooh gan deuh, ooh gahn /, n. an independent state in E Africa, between the NE Democratic Republic of the Congo and Kenya: member of the Commonwealth of Nations; formerly a British protectorate. 20,604,874; 91,065 sq. mi.… …   Universalium


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