Octave CAT Polysynth has an internal Roland/Accutronics spring

has an internal Roland/Accutronics spring and an external effect send

It should be purchased on the understanding that this isn't a perfect machine

In excellent working order

but they are easily found online (9v DC tip negative)

Octave CAT Polysynth has an internal Roland/Accutronics springOriginal Octave CAT Model 1853 analogue synthesizer. In perfect working order. See below for Instagram demo. It's possible to lose hours investigating what one of these can do a very inspiring synth and one of our favourites. This synth is in excellent cosmetic condition for its age. Inevitably for an instrument that's 30 plus years old there are a few scuffs and marks but nothing major. Please get in touch if you have questions. These classic US