acoustic correlator

acoustic correlator: Электроника: акустический коррелятор, коррелятор на акустических волнах

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Leak noise correlator — A leak noise correlator is an electronic device used for leak detection and as a leak locator to find leaks in pressurized water or gas lines. Typically, a microphone, acoustic sound sensor, or accelerometer is placed at two or more places in… … Wikipedia
Holography — (from the Greek, ὅλος hólos whole + γραφή grafē writing, drawing) is a technique that allows the light scattered from an object to be recorded and later reconstructed so that it appears as if the object is in the same position relative to the… … Wikipedia

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