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Heterodyning — In radio and signal processing, heterodyning is the generation of new frequencies by mixing, or multiplying, two oscillating waveforms. It is useful for modulation and demodulation of signals, or placing information of interest into a useful… … Wikipedia
Heterodyne — This article is about waveform manipulation. For the use of the term in poetry, see Heterodyne (poetry). For the webcomic characters, see Girl Genius. Heterodyning is a radio signal processing technique invented in 1901 by Canadian inventor… … Wikipedia
PAL — For other uses, see PAL (disambiguation). Television encoding systems by nation; countries using the PAL system are shown in blue. PAL, short for Phase Alternating Line, is an analogue television colour encoding system used in broadcast… … Wikipedia
Fox Broadcasting Company — FOX redirects here. For other uses, see Fox (disambiguation). For the film studio that the network has been named after, see 20th Century Fox. Fox Broadcasting Company Country … Wikipedia
Satellite modem — A satellite modem or sat modem is a modem used to establish data transfers using a communications satellite as a relay.There is a wide range of satellite modems from cheap devices for home internet access to expensive multifunctional equipment… … Wikipedia
WBBM-TV — Chicago, Illinois Branding CBS 2 HD (general) CBS 2 News (newscasts) Slogan The Heart of Chicago Channels Digital: 12 (VHF) … Wikipedia
Optical parametric oscillator — Infrared optical parametric oscillator An optical parametric oscillator (OPO) is a parametric oscillator which oscillates at optical frequencies. It converts an input laser wave (called pump ) into two output waves of lower frequency (ωs,ωi) by… … Wikipedia
WLWC — Infobox Broadcast call letters = WLWC city = station station slogan = station branding = CW 28 analog = 28 (UHF) digital = 22 (UHF) other chs = affiliations = The CW network = founded = airdate = April 1997 location = New Bedford, Massachusetts / … Wikipedia
Optical transfer function — The optical transfer function (OTF) of an imaging system (camera, video system, microscope etc) is the true measure of resolution (image sharpness) that the system is capable of. The common practice of defining resolution in terms of pixel count… … Wikipedia
Photon entanglement — This brief explanation of photon entanglement is a supplement to the article Bohr Einstein debates and is designed to help clarify the discussion of the Einstein Podolsky Rosen argument in quantum theory which takes place in that… … Wikipedia
