solid-state switch
91Radio transmitter design — In plate modulation systems the voltage delivered to the stage is changed. As the power output available is a function of the supply voltage, the output power is modulated. This can be done using a transformer to alter the anode (plate) voltage.… …
92Bass instrument amplification — for the bass guitar, double bass and similar instruments is distinct from other types of amplification systems due to the particular challenges associated with low frequency sound reproduction. This distinction affects the design of the… …
93Mercury Meltdown — Developer(s) Ignition Banbury Publisher(s) …
94Kippschalter — Symbol eines Schaltkontakts Ein Schalter ist eine Baugruppe, die mit einem Schaltkontakt eine elektrisch leitende Verbindung herstellt oder trennt. Idealerweise arbeitet er nach dem Alles oder nichts Prinzip, das heißt eine Betätigung führt immer …
95Öffner — Symbol eines Schaltkontakts Ein Schalter ist eine Baugruppe, die mit einem Schaltkontakt eine elektrisch leitende Verbindung herstellt oder trennt. Idealerweise arbeitet er nach dem Alles oder nichts Prinzip, das heißt eine Betätigung führt immer …
96Dimmer — For the New Zealand band, see Dimmer (band). A common dual dimmer manufactured by Electronic Theatre Controls (ETC) …
97Electricity on Shabbat in Jewish law — Jews who observe the Shabbat (Sabbath) have the practice of refraining from turning electricity on or off during Shabbat. In most cases they also abstain from making adjustments to the intensity of an electrical appliance as well. Authorities of… …
98Ceiling fan — A ceiling fan is a fan, usually electrically powered, suspended from the ceiling of a room, that uses hub mounted rotating paddles to circulate air. Casablanca Fan Co. ceiling fan from the early 1980s. A ceiling fan rotates much mo …
99History of the transistor — Invention of the transistor= The first patent [patent|US|1745175|Julius Edgar Lilienfeld: Method and apparatus for controlling electric current first filed in Canada on 22.10.1925, describing a device similar to a MESFET] for the field effect… …
100Nd:YAG laser — with lid open showing frequency doubled 532 nm green light Nd:YAG laser rod …
