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Shortly before it was discontinued, a MIDI version known as the Poly-61M was released. Korg Poly-61: The successor of the Polysix with digitally controlled analog oscillators Korg's first "knobless" synthesizer.It is also one of the included synth engines with the Kronos line of synths. The instrument was recreated in a virtual version, the Polysi圎X for Korg's Legacy Collection, and is also available as an add-on for the OASYS synth.
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However, the Polysix offered memory for patch storage, and its chorus unit was a fully-fledged analog delay unit capable of phaser and "ensemble" effects. It was released to compete with Roland's Juno-6 synth, and both keyboards shared similar features, such as a built-in chorus unit and an arpeggiator. The Korg Polysix is a 61-key, six-voice programmable synthesizer.An upgraded version became available in 1982.
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The Trident was capable of eight notes of polyphony, and featured a 16-program memory. It was divided into three distinct sections – polysynth, brass and strings – and featured an on-board flanger, a rarity for any synth at the time.
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