Analog Signal


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Analog Signal

A continuous, electrical wave containing data. The magnitude of the signal corresponds to the amount of data contained in it. An analog signal is one of two ways to change raw data into an electrical wave. See also: Digital system.
References in periodicals archive ?
I can't imagine analog signals going away entirely.
The Agilent N5181A MXG analog signal generator and N5182A MXG vector signal generator are now available.
The HC had earlier given a temporary extension to March 31 deadline and had asked the authorities to continue analog signals till April 16.
The legislation also gives television stations greater flexibility on ending their analog signals, allowing broadcasters who still want to shut off their analog signals on February 17 the option to do so, subject to approval from the Federal Communications Commission (FCC).
The chip maker has extensive technology in the manufacture of chips for the conversion of analog signals to digital, the so-called converter chip, as well as in amplifier chips, used to strengthen low-level signals.
The digital TV is mainly to reduce the RF with the central frequency at about 200-800MHz to IF with the central frequency at about 36MHz through the tuner after receiving the analog signals from TV stations through antenna.
Despite the stunning clarity of an HDTV video image, more than 80 percent of all TV content is still transmitted and received using standard definition composite analog signals, while VCRs and DVD players require analog interfaces to send video and audio signals out to the TV.