Archive of the former Yahoo!Groups mailing list: Yamaha CS80

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Subject: Re: [yamahacs80] warm-up time CS80

From: David Rogoff <david@...>
Date: 2007-11-08

Richard Atkinson wrote:
> On Nov 7 2007, David Rogoff wrote:
>
>
>> The Yamaha VCOs are linear (Hz/volt), which don't need the exponential
>> converter found in more usual exponential VCOs (volts/octave) used in
>> most synths. Exponential converters are very temperature sensitive, so
>> the CS80 is actually much more stable than synths like the Prophet 5,
>> which always need some kind of auto-tuning circuits.
>>
>
> But doesn't a linear (Hz/Volt) synthesizer with a keyboard nearly always
> have an exponential convertor in it to convert the control voltages coming
> from the keyboard or voice assigner DAC
The DAC in the CS80 directly generates the exponential voltage, so
there's no separate converter.

David