The Moog Polymoog Keyboard (280a) is an analog synthesizer released by Moog Music in 1975. It was one of the first polyphonic synthesizers and was capable of producing up to eight notes simultaneously. The Polymoog featured two oscillators, two envelope generators, two low-frequency oscillators, and a noise generator. It also featured a unique keyboard design that allowed for the playing of chords and arpeggios. The Polymoog was used by many prominent musicians, including Stevie Wonder, Tangerine Dream, and Yes.
The Moog Polymoog 203a is a polyphonic analog synthesizer released by Moog Music in 1975. It was the first polyphonic analog synthesizer released by Moog and was the first to feature a built-in keyboard. The Polymoog 203a featured three VCOs, two...