Sound up to hear the Vintage PS-3100. In 1977, KORG released the PS-3100, an analogue synth with monstrous polyphony. By developing a small synthesizer chip, synthesizers were placed on all 48 keys for the first time in the world. A fully polyphonic synthesizer like a piano or an organ has finally been completed. Equipped with a patch panel inherited by the later MS series. Furthermore, it is equipped with a resonator and an ensemble function! The PS-3100 stood as a monumental and innovative mas