antenna+duplexer

См. также в других словарях:

• Antenna diversity — Antenna diversity, also known as space diversity, is one in a superset of wireless diversity schemes that utilizes two or more antennas to improve the quality and reliability of a wireless link. Often, especially in urban and indoor environments …   Wikipedia

• duplexer — du plex*er, n. (Radio) a device which switches electronic circuitry so that a radio antenna can function as either a transmitting or receiving antenna. [PJC] …   The Collaborative International Dictionary of English

• Duplexer — Not to be confused with diplexer. For other uses, see Duplex (disambiguation) and duplex printing. Commercial 19 rack mount antenna filter Isolation typical >75 dB Insertion Loss typical < 1.0 dB A duplexer is a device that allows bi… …   Wikipedia

• duplexer — noun Date: circa 1932 a switching device that permits alternate transmission and reception with the same radio antenna …   New Collegiate Dictionary

• duplexer — /dooh plek seuhr, dyooh /, n. Electronics. an automatic electronic switching device that permits the use of the same antenna for transmitting and receiving. [1950 55; DUPLEX + ER1] * * * …   Universalium

• duplexer — sə(r) noun ( s) : a switching device that utilizes two electron tubes to permit alternate transmission and reception with the same radar antenna …   Useful english dictionary

• 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

• Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll …   Wikipedia

• History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …   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

• Diplexer — A diplexer is a passive device that implements frequency domain multiplexing. Two ports (e.g., L and H) are multiplexed onto a third port (e.g., S). The signals on ports L and H occupy disjoint frequency bands. Consequently, the signals on L and… …   Wikipedia