invert circuit
31turn — I. verb Etymology: Middle English; partly from Old English tyrnan & turnian to turn, from Medieval Latin tornare, from Latin, to turn on a lathe, from tornus lathe, from Greek tornos; partly from Anglo French turner, tourner to turn, from… …
32Library (electronics) — In electronic design, library often refers to a collection of cells, macros or functional units that perform common operations and are used to build more complex logic blocks. tandard cell librariesA standard cell library is a collection of low… …
33tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
34Amplifier — For other uses, see Amplifier (disambiguation). Generally, an amplifier or simply amp, is a device for increasing the power of a signal. In popular use, the term usually describes an electronic amplifier, in which the input signal is usually a… …
35Atari 8-bit family — The Atari 8 bit family is a series of 8 bit home computers manufactured from 1979 to 1992. All are based on the MOS Technology 6502 CPU and were the first home computers designed with custom coprocessor chips, giving them the most powerful… …
36Apollo Guidance Computer — and DSKY Invented by MIT Instrumentation Laboratory Manufacturer Raytheon Introduced August 1966 …
37Mercury-in-glass thermometer — Closeup of a maximum thermometer. The break in the column of mercury is visible. A mercury in glass thermometer, also known as a mercury thermometer, was invented by German physicist Daniel Gabriel Fahrenheit in 1724 and is a thermometer… …
38Roller coaster inversion — A roller coaster inversion is an element of a roller coaster track that turns riders upside down and then rights them.cite web |url=http://www.coasterglobe.com/features/history inversion/index.cfm |title=The History of the Inversion… …
39Quantum programming — is a set of computer programming languages that allow the expression of quantum algorithms using high level constructs. The point of quantum languages is not so much to provide a tool for programmers, but to provide tools for researchers to… …
40Sonic holography — is a proprietary audio filter design developed by Bob Carver and was used extensively in several preamplifier and receiver units built by Carver Corporation in the 1980s and 1990s.The goal of sonic holography is to remove distortions in pitch… …
