acoustic detector

acoustic detector

[ə′küs·tik di′tek·tər]
(electronics)
The stage in a receiver at which demodulation of a modulated radio wave into its audio component takes place.
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References in periodicals archive ?
The second method uses an acoustic detector to emit a sound and show a green light, when Supra-Sure is present.
BumpAlert uses the phone's speaker and microphone to create an acoustic detector; its accelerometer to estimate motion and speed; and its rear camera to identify dangerous objects in the path.
Each station consisted of an acoustic detector (AnaBat[TM], Model SD1 or AnaBat II, Titley Scientific, Columbia, Missouri) powered by a rechargeable 12-V battery and associated solar panel unit.
The system features three main components--a handheld laser system, a handheld acoustic detector, and a photoacoustic spectrometer module.
An acoustic detector, also in the armband, then calculates which part of the display is to be activated.
The Medium Range Acoustic Detector has less range, but its portability and ability to be mounted on various platforms opens the system to police boats, helicopters, border patrol vehicles and infrastructure security perimeters.
The investigators suggest that their acoustic detector could be quicker and more economical than current assays used to identify viruses in blood, saliva, and other bodily fluids.
Working with the Defense Advanced Research Projects Agency, the REF obtained and oversaw the installation of Boomerang, a smaller and comparatively low-cost acoustic detector that was fielded on Army vehicles.
Researchers carft place an acoustic detector on the sun, Lindsey notes.
It is a small low-cost acoustic detector that was installed on some 1st Cavalry Division vehicles.