Beeper
The beeper for the ringer consists of a piezo sounder and a little PCB containing a transistor oscillator.
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Uploaded on August 1, 2013
Taken on July 28, 2013
Beeper
The beeper for the ringer consists of a piezo sounder and a little PCB containing a transistor oscillator.
575
views
0
faves
0
comments
Uploaded on August 1, 2013
Taken on July 28, 2013