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Last Updated on: Thursday, June 25, 2015 06:23 AM

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ULTRA PURE 125KHz SINE WAVE SIGNAL SOURCE

For some RFID systems operating at 125KHz, a very low distortion signal source reference is needed.  This hobby circuit shown on this page produces a 10-volt peak-to-peak signal into a 50-ohm load, with a distortion of only 0.01%. 

 

Click on Drawing Below to view PDF version of Schematic

Circuit Sine Wave Signal Source circuit designed by David A. Johnson, P.E. (Feb 11, 2002)

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