Missing pulse detector


Posted on Mar 17, 2013    10425

The timing cycle is continuously reset by the input pulse train. A change in frequency, or a missing pulse, allows completion of the timing cycle which causes a change in the output level. For this application, the time delay should be set to be slightly longer than the normal time between pulses


Missing pulse detector
Click here to download the full size of the above Circuit.

The graph shows the actual waveforms seen in this mode of operation.




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