space communications of TWT

См. также в других словарях:

• electron tube — an electronic device that consists, typically, of a sealed glass bulb containing two or more electrodes: used to generate, amplify, and rectify electric oscillations and alternating currents. Also called electronic tube. Cf. gas tube, vacuum tube …   Universalium

• Traveling-wave tube — A traveling wave tube (TWT) is an electronic device used to amplify radio frequency signals to high power, usually in an electronic assembly known as a traveling wave tube amplifier (TWTA).The bandwidth of a broadband TWT can be as high as three… …   Wikipedia

• Pioneer 6, 7, 8, and 9 — Infobox Spacecraft Caption = Artists conception of the Pioneer 6 9 spacecraft Name = Pioneer 6, 7, 8, and 9 Mass = 146, 138, 146, 147 kg Organization = NASA Launch Vehicle = Delta E Launch = 16 December 1965 at 07:31:00 UTC 17 August 1966 at… …   Wikipedia

• Occupy Wall Street — This article is about the protests in New York City. For the wider movement, see Occupy movement. Occupy Wall Street Part of the Occupy movement …   Wikipedia

• Telstar — was the first active communications satellite (launched in 1962), and the first satellite designed to transmit telephone and high speed data communications. Its name is used to this day for a number of television broadcasting satellites.However,… …   Wikipedia

• MIM-104 Patriot — Patriot system of the German Luftwaffe Type Mobile Surface to air missile system Place of …   Wikipedia

• Microwave Power Module — A Microwave Power Module (MPM) is a microwave device used to amplify radio frequency signals to high power levels. It is a hybrid combination of solid state and vacuum tube electronics, which encloses a solid state driver amplifier (SSPA),… …   Wikipedia

• Microwave — This article is about the electromagnetic wave. For the cooking appliance, see Microwave oven. For other uses, see Microwaves (disambiguation). A microwave telecommunications tower on Wrights Hill in Wellington, New Zealand Microwaves, a subset… …   Wikipedia