“Sequential Circuits Pro One Synth
Serial # 649. Original, not revision.
Serviced:
J-Wire Keybed, all new bushings, Keys and wires aligned…
New internal power connector, new ribbon cable
New high end Panasonic electrolytics
all switches and pots meticulously rinsed/cleaned/conditioned/sealed/lubed
PCB cleaned with 99.9% isopropyl
tuned and calibrated” Click here to search for synths on eBay