[sdiy] MS-20 tempco (was Model D service)

[Tony Kalomiris]

With a ladder resistor string of 427 and 403 ohms resistors (ratio is 12th root of 2).
Crude ascii cct below. I am not quite done analyzing this one. 


|              |
-- 427---*---403 ---* 
               |
              61.9 K
               |
              gnd

On 2017-05-09, at 3:58 AM, David G Dixon wrote:

> So, Tony, how do they get the voltages required for the various
> equal-tempered pitches (voltages in a 2^(N/12) ratio)?
>