CLEAN ADCOM GFA-555 POWER AMPLIFIER...SERVICED. - $620 (Coquitlam)

CLEAN ADCOM GFA-555 POWER AMPLIFIER...SERVICED. 1

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Jasmine Crt. near HONEYSUCKLE

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condition: excellent

make / manufacturer: ADCO

model name / number: GFA-555

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FOR SALE:

CLEAN VINTAGE ADCOM GFA-555 POWER AMPLIFIER.

JUST BENCHED AND SERVICED:
CLEANED.
SEVERAL FAULTY TRANSISTORS REPLACED.
DRIVER BOARD CAPS REPLACED WITH NEW LOW ESR GOLD CAPS.
DC OFFSET CHECKED.
DC BIAS SET TO SPEC.
FULL FREQ RUNS DONE TO CHECK BALANCE AND RESPONSE.

post id: 7978673070

posted: 2026-10-05 18:13

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CLEAN ADCOM GFA-555 POWER AMPLIFIER...SERVICED. - electronics - by...

FOR SALE: CLEAN VINTAGE ADCOM GFA-555 POWER AMPLIFIER. JUST BENCHED AND SERVICED: CLEANED. SEVERAL FAULTY TRANSISTORS REPLACED. DRIVER BOARD CAPS REPLACED WITH NEW LOW ESR GOLD CAPS. DC OFFSET...