In Reply to: there is nothing on the woofer at all... posted by Andy G on January 24, 2002 at 15:04:01:
I have never had success adding passive components around the piezo's to reduce chirping caused by back-EMF from a woofer. If the woofer makes enough back-EMF to cause the tweeter to chirp, you can't use the two together on the same output circuit.
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