Friday, July 20, 2007

Improved Preamp for Wind Harp

I did some changes to the wind harp preamp, some of which Acme Fixer (see previous blog) suggested. Moving the preamp at the harp also reduced a lot of the 60hz pickup. I posted at You Tube a video of the waveform as shown by Visual Analyzer 8.

View the YouTube video here.

Improved circuit:

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