For anyone with any kind of Heathkit equipment, you might like to check out
It has a wealth of info on Heathkit products, including Heath Service
Bulletins. I checked and they have several for the SB-220.
Warren - K2BM
Warren J. Walsh (email@example.com) Pentek, Inc.
Digital Design Engineer One Park Way
Phone: (201) 818-5900 x 251 Upper Saddle River, NJ 07458
Fax: (201) 818-5941 http://www.pentek.com/
FAQ on WWW: http://www.contesting.com/ampfaq.html
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