This vintage AX80 is fully functional and in very good condition.
The Akai AX-80 is an 8 voice polyphonic analog synth with a 61-note keyboard, midi impementation, 96 memory banks, and 2 Oscillator+1 Sub Oscillator per voice. Programming is accomplished by selecting the parameter and adjusting it with a single large knob. Although there are no dedicated sliders, there is a really cool, Knight Rider style, LED interface with bar graph displays for each parameter.
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