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Last Updated on:  08/29/2008 02:09:29 PM

Audio Frequency Digital Noise Generator
designed by David A. Johnson, P.E.

When you need to test an audio circuit with broadband noise, this circuit works great. It uses just three inexpensive C-MOS ICs that generate a series of output pulses whose widths vary randomly. I included a level control pot.

Click on Schematic below to view PDF version of this Circuit
Circuit Audio Frequency Noise Generator designed by David A. Johnson, P.E. (March 12, 2002)

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