Adcom GFA 555 - Jim Williams modded - $900

condition: good

make / manufacturer: adcom

model name / number: gfa 555

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\200+ watt Adcom GFA-555. Wonderful powerhouse amp modded by Jim Williams -- taken to another level. Check out the forums.

post id: 7997469225

posted: 2026-11-08 17:00

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Adcom GFA 555 - Jim Williams modded - musical instruments - by owner...

\200+ watt Adcom GFA-555. Wonderful powerhouse amp modded by Jim Williams -- taken to another level. Check out the forums.