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41Gyrator — The gyrator or positive impedance inverter is an electric circuit which inverts an impedance. In other words, it can make a capacitive circuit behave inductively, a bandpass filter behave like a band stop filter, and so on. It is primarily used… …
42DC to DC converter — In electronic engineering, a DC to DC converter is a circuit which converts a source of direct current (DC) from one voltage level to another. It is a class of power converter. Usage DC to DC converters are important in portable electronic… …
43Dolly Sods Wilderness — Coordinates: 38°59′45″N 79°22′05″W / 38.99583°N 79.36806°W / 38.99583; 79.36806 …
44Glowing plate — When a vacuum tube circuit malfunctions and draws excessive current, the anode ( plate ) may overheat, sometimes causing a visible red or orange glow. In consumer electronics, this is universally indicative that the tube is experiencing an… …
45Complication (horology) — Watch Greubel Forsey Invention Piece 1 …
46Tap (transformer) — This article is about tappings in transformers. For other uses, see Tap. A transformer tap is a connection point along a transformer winding that allows a certain number of turns to be selected. This means, a transformer with a variable turns… …
47Samsung Electro-Mechanics — (Korean: 삼성전기) was established in 1973 as a manufacturer of key electronic components, and the company has grown into one of the industry leaders, thanks to cutting edge technology and product quality.Fact|date=December 2007 SEM pioneered the… …
48Transformer 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 …
49Chronograf — Analoge Stoppuhr Mechanische Stoppuhr mit Einknopfbedienung (Aufzug/Start/Stop/Rückstellen) …
50Chronoskop — Analoge Stoppuhr Mechanische Stoppuhr mit Einknopfbedienung (Aufzug/Start/Stop/Rückstellen) …
