BLACK CORPORATION イセーニン Analogue Polyphonic Synthesizer This is a preorder for a イセーニン (pronounced ee-seh-nin) analogue polyphonic synthesizer. イセーニン features eight voices, each consisting of 100% analog voltage controlled oscillators, analog lowpass and highpass filter, noise generator, two ADSR envelopes and a VCA. 2 different presets can be layered, making richer sounds, but limiting voices amount [...]