Korg EX-800
EX-800
Released: 1984
MSRP: Y99,800 ($795US)
Synopsis:
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.
Physical
| 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) |
Interface
| 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 |
Architecture
| 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
|
Output
| Effects |
Pan Modulator |
Volume Modulator |
Headphone |
| chorus |
no |
MIDI-CC7 |
yes |
Control
| 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 |
Keyboard
| Key Pressure |
Chord Memory |
External Control |
External Sustain |
Key Scaling |
Velocity Curves |
| no |
no |
MIDI |
MIDI |
yes |
no |
Source
| 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 |
Filter
| Name |
Signal Class |
IC |
Resonant |
Shape |
Frequency Modulator |
Resonance Modulator |
Shape Modulator |
| VCF |
analog |
2069 |
yes |
24dB low pass |
DEG3
key
MG |
no |
no |
Envelope
| 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 |
LFO
| Name |
Waveform |
Delay |
Polarity |
Sync |
Delay Modulator |
Level Modulator |
Rate Modulator |
| MG |
triangle? |
yes |
no |
no |
no |
MIDI-CC1 |
no |
