[sdiy] (oops) EN #76 question

[jays at aracnet.com]

Is the DAC used in some form or random or chaous circuit?

There is a number of things that are done with weighted, non-linear
DACs in that realm. A couple of samples are the Buchla 266 Source of
Uncertainty.

http://electro-music.com/forum/phpbb-files/buchla266_srv_189.png
http://electro-music.com/forum/phpbb-files/buchla266_qrv_905.png

Jay S.

On Mon, 26 Nov 2012 11:09:43 -0800 (PST), Tim Ressel
<timr at circuitabbey.com> wrote:
> (sorry about the subject snafu)
> 
> Hi,
> 
> I am looking at Electronotes #76 figures 8a and 8b. 8a shows an 8-bit
> dac made from discrete binary-weighted resistors. We've all seen this
> type of dac.
> 
> Figure
>  8b shows a dac that has gaussian distribution. The thing is, this 
> circuit will only produce 8 different levels, as opposed to the 256 
> levels of the 8a circuit. Am I missing something here? 
> 
> 
> 
> 
>  
> Tim Ressel
> Circuit Abbey
> 503-750-9331
> timr at circuitabbey.com
> 
> _______________________________________________
> Synth-diy mailing list
> Synth-diy at dropmix.xs4all.nl
> http://dropmix.xs4all.nl/mailman/listinfo/synth-diy