Akai AX-80 programmable polyphonic synthesizer, 1984, made in Japan

Link: Akai Ax-80 resource and info page | vintagesynth | Manual

Specifications

Polyphony - 8 voices

Oscillators - 2 per voice + Sub Osc. (sawtooth or variable pulse width)

Filter - 8 VCFs (1 per voice)

VCA - 8 ADSRs (1 per voice)

LFO - 3 LFOs controlling OSC 1, OSC 2, VCF

Keyboard - 61 keys (velocity sensitive)

Memory - 96 patches (64 user, 32 preset)

Control - MIDI

Date Produced - 1984

Aka AX-80 Repair Manual