Allen Coppock

Vintage Synthesizer Restoration


DB-25 Cable Upgrade, Voice Chip Restoration & Tune-Up Combo

This a full restoration inside & out! Restored 80017a voice chips, updated power capacitors and cable upgrade to standard DB-25 connection. Requires sending your entire GR-700 and guitar.
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2 days
As soon as Jan 28, 2022

What does it include?

How do we do this? After you complete payment, your place is reserved in line. You may then send your GR-700, insured with tracking and signature confirmation, to our current address. We will provide confirmation of safe arrival.

 If you need ideas on how to save on shipping, please give us a call.

Service location