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Korg Poly-800 II

 

 

 

Korg Poly 800 MkII

audio demoCountry: Japan
Weight: 4,5 Kg
Dimensions: 78 × 28,6 × 8,8 cm
audio demo trend price : 200€
manual factory demo video comments

 

Korg Poly-800 II Mk2 (1985)
(also known as mk2)

 

Updated version of the classic polysynthesizer Poly-800 with some new features and a better Midi management.


poly800 II display
DCO Editing parameters

info KEYBOARD 49 keys. Main panel features a segmenst display, 3 sliders, 19 buttons and 1 data slider.

Back panel terminal connectors:
- Midi Interface (no Thru)
- main out
- headphones out
- tape interface
- switch tab memory protection
- pedalswitch input for program up.


ac Power supply is external PSU with 9V AC/DC -)+ polarity.


 

editVOICE main unit 8 bits controller CPU Intel 8050 family. Oscillator DCO is based on MSM5232 chip, well-known for some '80 arcade games. The IC 5232 generates 8 digitally controlled oscillators assignable in 2 manners:
- double mode: 2 x 4 voices for a thicker richer sound
- whole mode: 1 x 8 voices for full polyphony.


DCO Editing parametersDCO Editing parameters

 


DCO DCO
an oscillator features 2 summable waveforms saw and square plus 4 additive harmonic octaves heights at 16' 8' 4' 2' + 1 white noise generator.


waveforms


adsr ENVELOPE 3 EGs all 6-stages ADBSSR
- EG DCO1 amplitude
- EG DCO2 amplitude
- EG VCF,
ADBSSR stands for: Attack, Decay, Break point, Slope, Sustain and Release.


eg vcf

 

lfo LFO 2 triangle-shapped modulators:
- MG1 modulates FILTER VCF
- MG2 modulates DCO pitch.
The modulator is triggered by joystick control with possible delay start function.


eg vcf

 



filter FILTER
a limited paraphonic filter based on a single NJM2069.
The chip is a resonant (but not up to self-resonance) analog 4 poles lowpass with cutoff, contour and possible polarity reverse.


NJM2069

 




edit SEQUENCER
a very basic 256 steps sequencer syncable to external Midi clock.


steps



fx EFFECT
the famous chorus from original Poly-800 has been replaced by digital delay at 12 bits resolution with some edit parameters such as wet balancing, time, feedback and a final 2-bands EQ.




memroy
MEMORY:
- 64 RAM patches
- NO ROM memory.
RAM system based on a CR-2032 battery, replacement needs soldering skilles.


battery



 

lfo EDITOR some computer-based editors for the Poly 800 II and Ex-800:
- Midiquest (PC/MAC, comercial).


battery

 

 

effet VST PLUGIN / SAMPLED VERSION there are some free and commercial samples set:

  name price link demo
EFM Oddse Poly-850
then X-POLY
VST
commercial
vst dxi poly 800 plugin
audio oddy Bedroomproducers Free
sample pack
(includes various classic vintage synthesizers)
free samples Free


 

family RELATED FAMILY:

korg ex800

Poly-800 first version, It is quite the same it but features a Chorus board instead of digital delay. Memory backup system is older with no CR-2032 battery and no Sysex handling.

korg ex800 EX-800 module enhanced version of poly800 mk1 with Midi thru, Midi sysex.
korg ex800 MEX-8000 memory expansion adds 4 extra banks.



 

demoAUDIO DEMO

demo full MK2 track (overdub)
demo cool bass tweak
demo brassy with LFO
demo church prog
demo filter is nice
demo fun tune




videoVIDEO CLIP SELECTION

985 KORG Poly 800 II Analog Synthesizer Korg Poly 800 MKII Moog Slayer Modified Korg Poly-800 MKII
Analog Synthesizer Moog Slayer Modified

 



poly800 mk2


 


manual
MANUAL

 


factory patch load
FACTORY PATCHES

 




service manual
SERVICE MANUAL

 

banner

 

poly800 and dw8000
fx original brochure

 

original scan 3
fx original brochure

 

 

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Korg Poly-800 II FOR SALE
Korg Poly-800 II FOR SALE
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chips delay board poly800 Mk2 demo


manual

-cheap
- a classic!

manual

-a bit thin sound
- edit


comment
budget classic


REVIEW "I do personally prefer this version compared to mk1: the digital delay can be inspiring for some sounds. Also the backup battery memory won't be a problem again. "

 
 

 

COMMENTS

 

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korg poly800 II 3.0 out of 5 based on 20 ratings. price €150