microwave magnetron
21electron 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 …
22Sulfur lamp — The sulfur lamp (also sulphur lamp) is a highly efficient full spectrum electrodeless lighting system whose light is generated by sulfur plasma that has been excited by microwave radiation. The technology was developed in the early 1990s, but,… …
23Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …
24Percy Spencer — Infobox Person name = PAGENAME image size = 150px caption = PAGENAME birth name = birth date = 9 July, 1894 birth place = death date = death date and age|1970|9|8|1894|7|9 death place = death cause = resting place = resting place coordinates =… …
25Klystron — A klystron is a specialized linear beam vacuum tube (evacuated electron tube). Klystrons are used as amplifiers at microwave and radio frequencies to produce both low power reference signals for superheterodyne radar receivers and to produce high …
26Crossed-field amplifier — A crossed field amplifier (CFA) is a specialized vacuum tube, first introduced in the mid 1950s and frequently used as a microwave amplifier in very high power transmitters. Raytheon engineer William C. Brown s work to adapt magnetron principles… …
27Tizard Mission — The Tizard Mission officially the British Technical and Scientific Mission was a British delegation that visited the United States during the Second World War to get American resources to develop important military technology developed in the UK …
28electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
29Raytheon Company — ▪ American company major American industrial corporation with core manufacturing concentrations in corporate and special mission aircraft, defense systems, and defense and commercial electronics. It is the third largest defense contractor in the …
30Ion source — An ion source is an electro magnetic device that is used to create charged particles. These are used primarily within mass spectrometers or particle accelerators.Mass spectrometry In mass spectrometry, an ion source is a piece of equipment used… …
