distortion factor meter
71Wood drying — (also seasoning lumber or timber seasoning) refers to reducing the moisture content of wood prior to its use. For some purposes wood is not dried at all (it is used green ) [http://en.wikipedia.org/wiki/Green wood] . Often the wood needs to be in …
72TM-Sidhi program — The TM Sidhi program is a form of meditation introduced by Maharishi Mahesh Yogi in 1975. It is based on, and described as a natural extension of the Transcendental Meditation technique (TM).[1][2] The purpose of the TM Sidhi program is to… …
73Anemometer — A hemispherical cup anemometer of the type invented in 1846 by John Thomas Romney Robinson Cup ty …
74Chrominance — (chroma or C for short) is the signal used in video systems to convey the color information of the picture, separately from the accompanying luma signal (or Y for short). Chrominance is usually represented as two color difference components: U =… …
75Faster-than-light — (also superluminal or FTL) communications and travel refer to the propagation of information or matter faster than the speed of light. Science fiction style space travel, dubbed true FTL, defies known physics.Under the special theory of… …
76Laser — For other uses, see Laser (disambiguation). United States Air Force laser experiment …
77Ultrasound — Not to be confused with Supersonic .Ultrasound is cyclic sound pressure with a frequency greater than the upper limit of human hearing. Although this limit varies from person to person, it is approximately 20 kilohertz (20,000 hertz) in healthy,… …
78Fading — This article is about signal loss in telecommunications. For the poetry book, see Fading (book). For other uses, see Fade (disambiguation). Frequency selective time varying fading causes a cloudy pattern to appear on a spectrogram. Time is shown… …
79Colorburst — Horizontal sync and color burst of PAL videosignal Colorburst is a analog video, composite video signal generated by a video signal generator used to keep the chrominance subcarrier synchronized in a color television signal. By synchronizing an… …
80Bose Corporation — Infobox Company company name = Bose Corporation company company type = Private company slogan = Better Sound Through Research foundation = 1964 location = Framingham, Massachusetts key people = Amar Bose, Chairman, Founder Bob Maresca, President… …
