Posted on Oct 25, 2012

Using a precision oscillator and a few CMOS counters, you can build a precise, very low dutycycle pulse generator. You can add as many counters as you desire to make the period as long as you wish.

Click here to download the full size of the above Circuit.

The circuit will generate a pulse about 5 ms long every 24 hours-one 5. 9 -6% duty cycle.

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