switching supply
71USB — This article is about the computer bus to connect peripherals. For other uses of USB, see USB (disambiguation). Universal Serial Bus Original logo Type Computer Hardware Bus …
72Diode — Figure 1: Closeup of a diode, showing the square shaped semiconductor crystal (black object on left) …
73Power factor — For other uses, see Power factor (pistol). The power factor of an AC electric power system is defined as the ratio of the real power flowing to the load over the apparent power in the circuit,[1][2] and is a dimensionless number between 0 and 1… …
74Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …
75Hybrid vehicle — For other types of hybrid transportation, see Hybrid vehicle (disambiguation). Hybrid technology redirects here. For the company formerly known as Hybrid Technologies, see Li ion Motors. Honda Insight hybrid …
7678xx — The 78xx (also sometimes known as LM78xx) series of devices is a family of self contained fixed linear voltage regulator integrated circuits. The 78xx family is a very popular choice for many electronic circuits which require a regulated power… …
77locomotive — locomotively, adv. locomotiveness, locomotivity, n. /loh keuh moh tiv/, n. 1. a self propelled, vehicular engine, powered by steam, a diesel, or electricity, for pulling or, sometimes, pushing a train or individual railroad cars. 2. an organized… …
78National Grid (Great Britain) — For the UK Ordnance Survey National Grid for mapping co ordinates in Great Britain, see Ordnance Survey National Grid. 400 kV power line in Cheshire The National Grid is the high voltage electric power transmission network in …
79Magnetoresistive Random Access Memory — (MRAM) is a non volatile computer memory (NVRAM) technology, which has been under development since the 1990s. Continued increases in density of existing memory technologies ndash; notably Flash RAM and DRAM ndash; kept MRAM in a niche role in… …
80Electrical substation — An electrical substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers. Electric power may flow through several… …
