noise suppressor

noise suppressor

[′nȯiz sə‚pres·ər]
(electronics)
A circuit that blocks the audio-frequency amplifier of a radio receiver automatically when no carrier is being received, to eliminate background noise. Also known as squelch circuit.
A circuit that reduces record surface noise when playing phonograph records, generally by means of a filter that blocks out the higher frequencies where such noise predominates.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

noise suppressor

noise suppressor
A device installed in the tailpipe of a gas turbine engine to slow the mixing of exhaust gases with the surrounding air, thus decreasing the intensity of sound.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
The police chief said at least one had a noise suppressor.
22 caliber rifle, three .45 pistols and a 9-mm Intratech machine pistol fitted with a noise suppressor from the suspects.
Noise suppressor designed and used in the railway environment by staff during train manufacturing.
Working in conjunction with a major television broadcaster, Waves crafted a real-time processing chain consisting of two plugins which proved effective in solving the task at hand: The WNS Waves Noise Suppressor and the Q10 Paragraphic Equalizer.
The software suite on the phone includes HelloSoft's highly-optimised and widely-deployed VOIP software, including media engine and SIP stack and QoS with adaptive jitter buffer, enhanced PLC, noise suppressor and echo cancellers for excellent quality VOIP over WiFi and WiMAX.
Sound issues are also addressed with a noise suppressor, a specially designed muffler and an USFS-approved spark arrestor to reduce chances of a fire and reduce operating noise.
It was also used extensively for night sniping with an ANPVS-2 Starlight scope and a Sionics noise suppressor in place, an incredibly capable and effective combination.
Roy was founder and president of Wilkes and McLean Ltd., holding the patent for their proprietary hydraulic noise suppressor. Roy will be deeply missed by his loving, second wife Kathryn of 17 years, children, Connie (Keith) Bishaf, Kathleen Eugene, Diane and Elaine Wilkes; 3 grandchildren; and 2 nieces.
They have built the large noise suppressors which are being used during engine ground testing of the British-built Concorde supersonic airliner.
Velocity Archery's new Justice features an accuracy-enhancing 4-pound trigger, an ambidextrous safety, string recoil noise suppressors and a dry-fire inhibitor and has a five-position adjustable black tactical stock.
The shooters will have noise suppressors on their rifles, so as not to disturb residents or alert the targets.