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Circuits designed by David Johnson, P.E.
Last Updated on: Thursday, March 04, 2010 04:17 AM

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WIDE BAND ZERO CROSS DETECTOR
This circuit was designed to convert a low amplitude 40KHz signal into a clean square wave signal.  It will work with inputs as small as 5mv peak-to-peak or as large as 3 volts peak to peak.  The input frequency can range from a few kilohertz to about 150KHz.
 

Click on Drawing Below to view PDF version of Schematic

circuit schematic wide band zero cross detector

Master Schematic Category List  -  David A. Johnson, P.E.
High Frequency / High Speed Circuits / Wide Band Circuits  
 Comparator Circuits    Converters: Sine to Square Wave
 
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