microwave magnetron
91Diode — Figure 1: Closeup of a diode, showing the square shaped semiconductor crystal (black object on left) …
92Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal …
93Space charge — is a concept in which excess electric charge is treated as a continuum of charge distributed over a region of space (either a volume or an area) rather than distinct point like charges. This model typically applies when charge carriers have been… …
94Technology during World War II — World War II seriesv · d · e …
95Regenerative circuit — The regenerative circuit (or self regenerative circuit) allows an electronic signal to be amplified many times by the same vacuum tube or other active component such as a field effect transistor.Description Regenerative circuits were employed in… …
96Coercivity — This article is about a property of magnetic fields. For other meanings, see Coercion (disambiguation). A family of hysteresis loops for grain oriented electrical steel (BR denotes remanence and HC is the coercivity). In materials science, the… …
97AC power plugs and sockets — See also: Industrial and multiphase power plugs and sockets Plugs and sockets may sometimes combine male and female contacts, but t …
98Pulse forming network — A Pulse Forming Network (PFN) accumulates electrical energy over a comparatively long time, then releases the stored energy in the form of a relatively square pulse of comparatively short duration for various pulsed power applications. In… …
99Electrodeless lamp — In contrast with all other electrical lamps that use electrical connections through the lamp envelope to transfer power to the lamp, in electrodeless lamps the power needed to generate light is transferred from the outside of the lamp envelope by …
100Secret and special weapons in Showa Japan — This article refer to Plans for the incorporation and development of special or secret weapons in Imperial Japan during the first part of the Showa era, for the Second sino japanese war and World War II, that were originally hidden from public… …
