Photography by the Fat Man


image Beef up the tone of open-back amps with a little thrift shop help.

By David Battino

After transforming a record player and some plumbing parts into a spinning speaker (see MAKE, Volume 05, page 24), George “the Fat Man” Sanger is back with a new way to enhance your guitar sound.

His Goodwill Amp Enhancer is a DIY version of the commercially available Enhancer, which beefs up the tone of open-back amps by redirecting the “lost” sound to the front.

The nicely finished commercial versions ...

Get Make: Technology on Your Time Volume 10 now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.