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101National HRO — The original National HRO was a 9 tube shortwave general coverage communications receiver manufactured by the National Radio Company of Malden, Massachusetts, USA. Contents 1 History 2 Features 3 Models …
102Fender Princeton — The Fender Princeton was a guitar amplifier made by Fender. It was introduced in 1947 and was discontinued in 1979. [ Teagle, J. and Sprung, J.: Fender Amps: The First Fifty Years ] After Fender introduced the Champ Amp in 1948, the Princeton… …
103Transformer types — Circuit symbols Transformer with two windings and iron core. Step down or step up transformer. The symbol shows which winding has more turns, but not usually the …
104Notable historic valve amplifier designs — Some of the best known valve amplifiers are listed here.Leak TL/12The first commercially produced amplifier with distortion of 0.1% was the LEAK Type 15 Point One of 1945, using KT66 vacuum tubes (valves) connected as triodes, with 26dB feedback… …
105Connectique — La connectique regroupe toutes les techniques liées aux connexions physiques des liaisons électriques ainsi que des transmissions de données, c est à dire les connecteurs et prises. La connectique est omniprésente dans nos vies que ce soit pour… …
106Even and odd functions — In mathematics, even functions and odd functions are functions which satisfy particular symmetry relations, with respect to taking additive inverses. They are important in many areas of mathematical analysis, especially the theory of power series …
107Center tap — In electronics, a center tap is a connection made to a point half way along a winding of a transformer or inductor, or along the element of a resistor or a potentiometer.Taps are sometimes used on inductors for the coupling of signals, and may… …
1083Xtrim 3X55 Trener — Infobox Aircraft name=3Xtrim 3X55 Trener caption= type=Ultralight civil utility aircraft manufacturer=3Xtrim Aircraft Factory designer= Adam Kurbiel first flight=1996 introduced= retired= status= primary user= produced= number built=60 (to Sept… …
109Edwin H. Colpitts — Edwin Henry Colpitts (January 19, 1872 1949) was a communications pioneer best known for his invention of the Colpitts oscillator. As research branch chief for Western Electric in the early 1900s, he and scienists under his direction achieved… …
110Fairchild 24 — Infobox Aircraft name=F 24 caption=1944 Fairchild Argus III ( G BCBH ) type=STOL bush plane manufacturer=Fairchild designer= first flight= 1932 introduced= retired= status= produced= 1932 1948 number built= over 1780 unit cost= developed from=… …
