At 12:10 AM 27/02/98 EST, Randy Puentstein at aol wrote: > Funny, after connecting my proto-ribbon thingy to any of these, seems I gain >a nasty-sounding fast audio freq. Lfo mod effect! (WHIRRR!! - old sci-fi >movie...) > Any ideas as to what might cause this? .......why yes.... 60Hz hum pickup is my guess... paul perry melbourne australia