Acousto-optic detector circuit to measure the crystal


Posted on Feb 5, 2014

The circuit is shown in Figure, which consists of capacitance three-point oscillator, isolation level, voltage doubler rectifier circuit and stereo sound circuit and flash display circuit. It can detect the crystal`s goodness or badness, good crystal will issue the sound of Didi, and LED1, LED2 will be blinking; bad crystal will not issue audible and..


Acousto-optic detector circuit to measure the crystal
Click here to download the full size of the above Circuit.




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