The Oberheim OB-1 is an analog monophonic synth with two oscillators. It has 8 programmable memories, which may not sound like much, but it is 8 more than was typical of a synthesizer produced in 1978.
The OB-I uses CEM3310 chips for its envelope generators.
Year Released: 1978
Keyboard: 32 keys
User Patches: 8
Oberheim OB-1 Analog Synthesizer ($2,200)
Oberheim OB-1 Synthesizer (Vintage) ($3,292.11)