Analog Signal

(redirected from Analog signals)
Also found in: Medical, Encyclopedia.

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 ?
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).
This coming February, the government is requiring major television stations to turn off their analog signals and broadcast only in digital.
The Signal Analysis PICtail Daughter Board and accompanying PC software, when plugged into the PICkit 1 Flash Starter Kit, enables engineers to analyze analog signals as processed by Microchip's low pin-count PIC 8- bit microcontrollers.
Analog -- Analog signals (both inputs and outputs) are those which can vary continuously from their low to high values.
I can't imagine analog signals going away entirely.
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.
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.