ms-20 blackboard

by Mylene Gutkowski 5 min read

What is the MS20 based on?

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What is the difference between the Korg MS20 and MS20 mini?

I started to check this by comparing the oscillators on the Kit against my MS20 Blackboard and a standard MS20. I was impressed. VCO1's square/pulse and sawtooth waves were all but identical, as were VCO2's square and sawtooth waves.

What do you think about the MSI MS20 mini keyboard?

There was one other MS-series synth. Nearly four feet wide and two feet high, the 'blackboard' MS20 was built for educational use. Only a handful were made, and just three are known to exist in the UK; the other two reside at Korg UK.

How much would you pay for an MS20?

MS20 Blackboard: Description: Here's probably a unique chance to get one of the rarest synth ever made ! This is a Blackboard KORG MS20 made by KORG in 1978 , for synthesis education. This one was sent by the Japanese KORG Firm for Mr Francis RIMBERT (JM JARRE's well known musician) for a French synthesiser school. Less than 40 examples were ...

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What is MS20 oscillator?

Although the MS20 looks complex, it's based upon a fairly conventional dual-oscillator VCO/VCF/VCA monosynth. The first oscillator offers four footages ranging from 32' to 4', and four waveforms — triangle, sawtooth, variable-width pulse, and white noise — but there's no pulse-width modulation, which is rather disappointing. The second oscillator offers a different range (16' to 2') plus detune of a little over an octave, and different waveforms: in this case, sawtooth, square, a fixed pulse, and ring modulation. The last of these is misnamed: the waveform is generated by the equivalent of a mathematical operation performed upon the pulse wave generated by VCO1 and the square wave generated by VCO2, and this creates a range of effects similar to ring modulation.

What is the second generation of monosynths?

Korg's second generation of monosynths included the MS20's little brother, the MS10, and the MS50, a single-oscillator expander that complemented rather than duplicated the facilities of the MS20 itself. These, together with the SQ10 analogue sequencer and VC10 vocoder, formed a family, and very nice it was too.

What filter does Korg use?

Consequently, Korg decided to use the '35' in the Mini, which was wise. There would have been an outcry had they not. The first filter in the signal path is a 6dB/oct high-pass filter with resonance (which Korg call 'Peak') and it will self-oscillate at high settings.

What is the Korg Legacy Collection?

Launched in 2004, the Korg Legacy Collection included a software emulation of the MS20. This offered polyphony, fabulous performance features, powerful effects processors, and dozens of other bonuses, and it even came with a miniature USB controller, the MS20iC, which looks like the MS20 Mini but is a bit smaller again. The sound of the Legacy MS20 is not always identical to that of the original synth, but it's remarkably similar. If you're attracted by the possibilities of MIDI control over all of the functions of a polyphonic MS20, look no further.

Is the Korg Monotron a monotron?

Many people have speculated that the release of Korg's Monotrons and Monotribe had, at least in part, been experiments to see whether the unending hype surrounding monophonic analogue synthesizers could be translated into sales. If true, Korg clearly feel that the experiment had been a success because Fumio Mieda (the designer of the original MS20) and Hiroaki Nishijima (Korg's current chief engineer) recently went on record to say that "the next step should be a fully-fledged analogue synthesizer”. But should the company design a new instrument, or dredge up a design from the past? Ultimately, I suspect that — having come this far — the decision to remake the MS20 was unavoidable. It dominates the wish-lists of enthusiasts the world over, and Korg had already recreated it in software within the OASYS and the Kronos. The company had even built the MS20iC USB Controller for the plug-in version in the Legacy Collection. So the next step was to decide how closely to mimic the original.

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