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.

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.
References in periodicals archive ?
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.
Boze, for the design and implementation of the DNF 001 multiband digital audio noise suppressor.
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.
SPIRIT Speech Enhancement technology, including Acoustic Echo Canceller, Noise Suppressor, several specialized Automatic Gain Controls and other voice-enhancing features, has been optimized specifically for VMTS's SoC and DSP core requirements.
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.
Texas hunters may have the freedom to use noise suppressors on their rifles if the Texas Parks and Wildlife Commission gets their way.
There are some night-time hunting operations that specialize in shooting wild hogs with high-end AR-platform rifles rigged with noise suppressors and $7,000 night vision scopes.
Audience worked closely with several leading mobile carriers and mobile handset vendors to ratify a new standard for subjective testing of non-stationary noise suppressors, and in October 2007, the ITU-T standardization committee approved Amendment 1 Appendix III of the P.