555 mini organ- updated

272

04:20:02

8ohm res is speaker 
Each button press produces a different tone 
Alpha ,Theta, Delta 1-10hz
Added an inductor to make it resonate better fine tune resistors to hit different notes 

published 11 years ago

faceblast

11 years ago

if EC had speakers then you wouldn't have the joy of physically building it!

bilben08

11 years ago

jflorijn

11 years ago

This circuit make not a sound jou must built in a opamp to make bieb sound louder

eliott

11 years ago

Nice :)

Brand0man

10 years ago

It's oscillating too low to make audible tones i think. The highest one (10hz). Is still very low. Good circuit though

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