Ok, I'm trying to design a circuit for GCSE Electronics. It's supposed to be money box which plays a tune when you drop money in.
I'm a bit stuck for ideas for circuits, though. Does anyone know of a relatively simple circuit that I could use as a starting point?
Cheers.
Musical money box circuit
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How imbecillic this question is
Hope this helps
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Marko - PCS Electronics
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Marko - PCS Electronics
--------------------------------------------------------
Turn your PC into a FM radio station!
http://www.pcs-electronics.com
fax +386 4 2316 128