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Old 26 August 2014, 20:24   #480
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Join Date: Mar 2012
Location: Norfolk, UK
Posts: 564
Originally Posted by amigaosx View Post
What I'm doing wrong?
I think your problem is just that you're using the wrong kind of buzzer. You have one with active buzzer circuitry, designed to emit a tone when power is applied - you need the simpler type, which just acts as a speaker, leaving the transistor to generate the actual buzz.
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