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self driven piezo

Discussion in 'General Electronics Discussion' started by electronika.design, Mar 15, 2016.

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  1. electronika.design

    electronika.design

    9
    0
    Feb 25, 2016
    piezo red- supply
    piezo black- ground
    piezo blue- feedback
    most of the times the feedback is connected to base of the transistor...but here it is connected to emitter...
    cannot understand the configuration...
    the purple lines describe the outputs coming from timer 555 to activate the transistors Piezo Self driven.PNG
     
  2. Colin Mitchell

    Colin Mitchell

    1,417
    312
    Aug 31, 2014
    We have already gone over this in another Forum. Are you NEVER satisfied?
     
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