tone generator circuit


Posted on Feb 5, 2014

The Tone generator was a simple project built as a test unit for a customer design job. We use two analog switches controlled by the microprocessor code - one switch controls the signal going to the op-amp that drives the output, the other switch actually steers the results from the tone detector (the item on the clients board that is being tested


tone generator circuit
Click here to download the full size of the above Circuit.

) to light the appropriate LEDs. This unit worked quite well, considering the low parts count.




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