inverter drive
41Phase converter — A phase converter is a device that converts power provided as single or multiple phases to a different number of phases.The majority of phase converters are used to produce three phase electrical power from a single phase source, thus allowing… …
42Wind turbine design — An example of a wind turbine, this 3 bladed turbine is the classic design of modern wind turbines Wind turbines History Design …
43Valve audio amplifier - technical — Circuitry and performance Characteristics of valves Valves are very high input impedance (near infinite in most circuits) and high output impedance devices. They are also high voltage / low current devices.While valves themselves are described… …
44Pass transistor logic — In electronics, pass transistor logic (PTL) describes several logic families used in the design of integrated circuits. It reduces the count of transistors used to make different logic gates, by eliminating redundant transistors. Transistors are… …
45Tesla Roadster — Infobox Automobile name = Tesla Roadster manufacturer = Tesla Motors production = 2008 ndash;present class = Roadster platform = Unique, developed from Lotus Elise body style = Roadster engine = 3 phase, 4 pole AC induction motor length =… …
46Variable speed air compressor — A Variable Speed Drive (VSD) Air Compressor [ [http://www.quincycompressor.com/qgv.html Variable Speed Drive Compressor] ] is an air compressor that takes advantage of Variable Speed Drive technology. This type of compressor uses a special drive… …
47Logic gate — A logic gate is an idealized or physical device implementing a Boolean function, that is, it performs a logical operation on one or more logic inputs and produces a single logic output. Depending on the context, the term may refer to an ideal… …
48GE Genesis — Metro North GE Genesis P32AC DM #202 in new paint scheme Power type Diesel electric Builder GE Transportation Systems Model …
49Frequency changer — A frequency changer or frequency converter is an electronic device that converts alternating current (AC) of one frequency to alternating current of another frequency. The device may also change the voltage, but if it does, that is incidental to… …
50London Underground 1996 Stock — Infobox Underground stock name=1996 Stock InService=1997 present Manufacturer=GEC Alstom LinesServed=Jubilee CarLength=17.77m CarWidth=2.629m CarHeight=2.875m MaxSpeed=100 km/h (62 mph) Weight=DM 30.0 tonnes UNDM 27.1 tonnes T 20.9 tonnes… …
