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Korg EX-800


Released: 1984

MSRP: Y99,800 ($795US)


Rack/desktop Poly800 with SYSEX MIDI implementation, but no chord memory. Architecture Class: Conventional (subtractive).

Ebay Description:

The Korg EX-800 is a desktop (4|8 voice polyphonic) synthesizer, featuring dual oscillators (additive square waveform, single oscillator in 8 voice mode), white noise, 24dB resonant low pass analog filter, dedicated volume and filter ADSR envelopes, LFO (routed to pitch, filter, volume), sequencer (256 event step time), chorus, MIDI, tape interface, and 64 editable presets.


Form Factor Dimensions Weight Audio Input Audio Output Communication Port Control Input Control Output Switch Input Power
desktop 7U rack W:404mm D:222.5mm H:64.5mm 2.6kg no stereo MIDI:In/Out/Thru tape MIDI MIDI program+ DC (9V, 300mA, negative tip) or battery (Cx6)


Compatibility Multitimbral Memory Program Memory External Storage External Programming UI Input UI Output
Poly-800 Poly800II EX-800 None 64 MIDI tape MIDI parameter based dual LED displays


Multitimbral Polyphony Unison Architecture
no 4 or 8 (2 DCO vs. 1 DCO) no [DCO1->VCA]+[noise->VCA]->VCF [DCO1->VCA]+[DCO2->VCA]+[noise->VCA]->VCF


Effects Pan Modulator Volume Modulator Headphone
chorus no MIDI-CC7 yes


Arpeggiator Arpeggiator External Sequencer Sequencer Memory Sequencer External Continuous Program Change
no N/A single track step-time 256 events MIDI MIDI-Bend MIDI-CC1 pedal MIDI


Key Pressure Chord Memory External Control External Sustain Key Scaling Velocity Curves
no no MIDI MIDI yes no


Name Signal Class Waveform Octave Range Amplitude Modulator Harmonics Modulator Pitch Modulator Wave Assign Modulator
DCO1 digital saw:additive-square square range:3 harmonics:2-16'(mix) DEG1 no MIDI-Bend MG no
DCO2 digital saw:additive-square square range:3 harmonics:2-16'(mix) DEG2 no MIDI-Bend MG no
Noise analog noise:white - DEG3 no no no


Name Signal Class IC Resonant Shape Frequency Modulator Resonance Modulator Shape Modulator
VCF analog 2069 yes 24dB low pass DEG3 key MG no no


Name Level Rate Loop Polarity Trigger Level Modulator Rate Modulator
DEG1 break sustain attack decay slope release no no no no no
DEG2 break sustain attack decay slope release no no no no no
DEG3 break sustain attack decay slope release no filter no no no


Name Waveform Delay Polarity Sync Delay Modulator Level Modulator Rate Modulator
MG triangle? yes no no no MIDI-CC1 no
Conventional Models
MiniKorg 700 MiniKorg 700s MaxiKorg 800DV 900PS Synthe Bass SB-100 770 PE-1000 PE-2000
MicroPreset M-500 MicroPreset M-500SP PS-3100 PS-3200 PS-3300 MS-10 MS-20 MS-50
X-911 Delta Lambda Sigma Trident Trident MKII MonoPoly Polysix
Poly-61 Poly-61M Poly-800 EX-800 Poly-800II