Beeper

by thespeakerguy.
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2 layer board of 0.95x0.85 inches (24.21x21.64 mm).
Shared on August 10th, 2016 21:18.

Low Power Continuity Beeper Uses LMV614 Quad op amp. Runs on 2or3 x AA down to 2V Drives 8Ω Speaker Output frequency is function of test impedance. Short is about 200Hz.

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