antenna field gain
81Voyager 2 — For the phone sometimes referred to as the Voyager 2, see LG enV touch. Voyager 2 Voyager spacecraft Operator …
82Tower Mounted Amplifier — Crowded mast with TMAs (white rectangular boxes) mounted behind all the panel (rectangular) antennas A Tower Mounted Amplifier or Mast Head Amplifier is a Low noise amplifier (LNA) mounted as close as practical to the antenna in mobile masts or… …
83Mars 1 — This is for a Soviet space probe, for moon designated as Mars I, see Phobos (moon). This is for a Soviet space probe, for a Chinese space probe sometimes referred to as Mars 1, see Yinghuo 1. Mars 1, also known as 1962 Beta Nu 1, Mars 2MV 4 and… …
84Spirit rover — (MER A) Artist s concept of Rover on Mars Operator NASA Mission type Rover Launch date …
85WiMAX — Worldwide Interoperability for Microwave Access Logo trademarked by the WiMAX Forum …
86Conical scanning — is a system used in early radar units to improve their accuracy, as well as making it easier to steer the antenna properly to point at a target. Conical scanning is similar in concept to the earlier lobe switching concept used on some of the… …
87Microwave 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… …
88List of radio propagation topics — This is a list of radio propagation terms. NOTOC A a index A index aa index active prominence active prominence region (APR) active region active surge region (ASR) active dark filament (ADF) AE index Air Force Geophysics Laboratory (AFGL) arch… …
89Electromagnetic radiation — Electromagnetism Electricity · …
90NTSC — This article is about the television system. For the Indonesian government agency, see National Transportation Safety Committee. Television encoding systems by nation; countries using the NTSC system are shown in green. NTSC, named for the… …
