[sdiy] Re: Inexpensive 16 bit DAC?

[Roy J. Tellason]

On Wednesday 27 April 2005 08:42 am, Ray Wilson wrote:
> Here is a DAC with CD40106 and CD4066 chips. I have demo'd 4 bits but you
> could go as many as you had patience to build.
>
> Ray

Interesting circuit,  but that one would seem to benefit some from having its 
own onboard regulators,  perhaps even ones that you could trim.

Any reason this can't be done,  perhaps with a few more bits,  to give the 
same response as a log-taper pot?