passive antenna

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• passive antenna — pasyvioji antena statusas T sritis radioelektronika atitikmenys: angl. passive antenna vok. mittelbar gespeiste Antenne, f; Passivantenne, f rus. пассивная антенна, f pranc. antenne passive, f …   Radioelektronikos terminų žodynas

• Passive radar — systems (also referred to as passive coherent location and passive covert radar) encompass a class of radar systems that detect and track objects by processing reflections from non cooperative sources of illumination in the environment, such as… …   Wikipedia

• Antenna measurement — techniques refers to the testing of antennas to ensure that the antenna meets specifications or simply to characterize it. Typical parameters of antennas are gain, radiation pattern, beamwidth, polarization, and impedance.The antenna pattern is… …   Wikipedia

• Antenna (radio) — Whip antenna on car …   Wikipedia

• Passive repeater — A passive radio link deflection, or passive repeater is a plant for the implementation of a microwave link, in which because of an obstacle in the signal path no direct line of sight microwave link is possible. It has the advantage over the… …   Wikipedia

• Passive radiator — A passive radiator or parasitic element is a radio antenna element which does not have any wired input. Instead, it absorbs radio waves radiated from another active antenna element in proximity, and re radiates it in phase with the active element …   Wikipedia

• Passive electronically scanned array — A passive electronically scanned array (PESA), as opposed to its active counterpart AESA, is a phased array which has a central radiofrequency source (such as a magnetron, a klystron or a travelling wave tube), sending energy into (usually… …   Wikipedia

• antenne passive — pasyvioji antena statusas T sritis radioelektronika atitikmenys: angl. passive antenna vok. mittelbar gespeiste Antenne, f; Passivantenne, f rus. пассивная антенна, f pranc. antenne passive, f …   Radioelektronikos terminų žodynas

• Horn Antenna — Infobox nrhp name =Horn Antenna nrhp type = nhl caption = location= Holmdel, New Jersey USA lat degrees = 40 lat minutes = 23 lat seconds = 29.43 lat direction = N long degrees = 74 long minutes = 11 long seconds = 6.91 long direction = W… …   Wikipedia

• Distributed Antenna System — DAS diagram A typical DAS node for the Videotron 3G netwo …   Wikipedia

• Reflector (antenna) — An antenna reflector is a device that reflects electromagnetic waves.It is often a part of an antenna assembly.The most common reflector types are * corner reflector which reflects the incoming signal back to the direction it came from *… …   Wikipedia