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"The Korg Sigma has 12 Korg 35 filter chips, same as in the MS 20 and PS 3100- 3300 series.
This particular piece has new mahogany wood sides.
Looks very nice.

All pots and switches noise free.
PSU Recapped.
All 80+ caps in the circuit have been replaced.
Can be set to your preferred voltage !
11 editable presets.
8 editable synthe sounds.
KBD sensor that can control pitch or vibrato.
Has 2 joysticks , one for pitch modulation and one for hi and lopass filters.
Also has a "Ring Mod" although it is actually cross mod between Synthe and Instrument section.
Excellent lead mono synth.
Has hz/oct control in and out."
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