active power filter
101TARDIS — The TARDIS used from 2005 to 2010 on display at BBC Television Centre …
102Phase-locked loop — PLL redirects here. For other uses, see PLL (disambiguation). A phase locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is related to the phase of an input reference signal. It is an electronic… …
103Antenna (radio) — Whip antenna on car …
104Rockwell Collins — Rockwell Collins, Inc. Type Public NYSE: COL Industry Aerospace Founded …
105Field emission display — A field emission display (FED) is a display technology that incorporates flat panel display technology that uses large area field electron emission sources to provide electrons that strike colored phosphor to produce a color image as a electronic …
106Moog modular synthesizer — Moog Modular 55 Moog modular synthesizer refers to any of a number of monophonic analog modular synthesizers designed by the late electronic instrument pioneer Dr. Robert Moog and manufactured by R.A Moog Co. (Moog Music after 1972) from about… …
107Tanning lamp — Tanning lamps (sometimes called tanning bulbs in the United States or tanning tubes in Europe) are the part of a tanning bed, booth or other tanning device which produces ultraviolet light responsible for tanning. While there are literally… …
108Tube sound — (or valve sound) is the characteristic sound associated with a vacuum tube based audio amplifiers. Some audiophiles prefer the sound that is produced by the distortion characteristics of tube based amplifiers. The audible significance of tube… …
109Woofer — This article is about a loudspeaker driver. For individuals trained in remote first aid, see Wilderness First Responder. Woofer is the term commonly used for a loudspeaker driver designed to produce low frequency sounds, typically from around 40… …
110James Webb Space Telescope — General information Organization NASA[1], with significant contributions from ESA and CSA …
