Pre amplifier - definition of Pre amplifier by The Free Dictionary
preamplifier (redirected from Pre amplifier)
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An electronic circuit or device that detects and strengthens weak signals, as from a radio receiver, for subsequent, more powerful amplification stages.
(Electronics) an electronic amplifier used to improve the signal-to-noise ratio of an electronic device. It boosts a low-level signal to an intermediate level before it is transmitted to the main amplifier. Sometimes shortened to: preamp
pre•am•pli•fi•er (priˈæm pləˌfaɪ ər)
a device in an amplifier circuit, as of a radio or phonograph, that increases the strength of a weak signal for detection and further amplification.
, preamp (inf)
References in periodicals archive
Powerwave's RF Front End, which incorporates a high performance multicarrier power amplifier (MCPA), pre amplifier
and duplexers in a single solution to boost the uplink and downlink performance of a base station, is specifically designed to enhance the coverage of 3G networks.
Tenders invited for Charge sensitive pre amplifier
and shaping amplifier.
Tenders are invited for development of pre amplifier
, qty 100 no
Tenders are invited for Pre Amplifier
Tenders are invited for Supply Of Current Pre Amplifier
And Optical Chopper Unit With Blades
Tenders are invited for Supply of Video Pre Amplifier