Korg Sigma Rare Analog Synthesizer

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" Unit was opened and modified with plastic electrical connectors so it can be separated into two pieces as seen in picture. This allows ease for service or repair

Keyboard assembly was removed and each key contact was cleaned. The keyboard is responsive and the after touch feature unique for this instrument is fully functional.

One knob and both joystick caps were replaced with wood versions, see pics.

The Sigma is known for breaking joysticks and the wood replacement are very similar in size and feel.

Check out “Korg Sigma Advert” on youtube to see how amazing this unit is"