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Circuits designed by David Johnson, P.E.
Last Updated on: Friday, March 12, 2010 12:08 PM

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Fully Isolated 50/60Hz Sync Generator
This circuit will produce a single pulse at the zero voltage cross points of the power line voltage.  An opto-coupler provides a very safe 5KV isolation.
 

Click on Drawing Below to view PDF version of Schematic

Circuit Isolated 60Hz Zero Cross Sync Generator designed by David Johnson, P.E. (June 30, 2006)

Master Schematic Category List  -  David A. Johnson, P.E.
Charge Pump Circuits
 
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