Heathkit SB-220

sb220.jpg (90505 bytes)The Heathkit SB-220, two 3-500Z, amplifier made a notable impact in the world of amateur radio when it debuted in 1975. It was the first, reasonably priced, intelligently designed, SSB-CW, HF-amplifier that was sold to the amateur radio community. Regrettably, the amplifier kit is no longer being manufactured. Over the ensuing years, the SB-220, which has some excellent design features, has seen numerous modifications. This page is a collection of images and links dedicated to those who have made a good product even better through creativity, resourcefulness and technical expertise.

sb220_b.jpg (61796 bytes) sb220_llb.jpg (23192 bytes) sb220_face.jpg (69753 bytes)
sb220_inside_1.jpg (64659 bytes) sb220_inside_2.jpg (72272 bytes) sb220_inside_3.jpg (25330 bytes)

Resources and Links

Improving the SB-220 -- from QST

sb220_face_2.jpg (13871 bytes)


improve_sb220.gif (238128 bytes)

Last modified September 20, 2009 by Paul B. Peters, Show contact information
Copyright 2000 -2009 Paul B. Peters, VE7AVV. All rights reserved.