Yamaha CS80

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