[sdiy] keyboard question and generating cv

[Tom Wiltshire]

On 13 Apr 2009, at 14:26, Ian Smith wrote:

>
> I'm probably going to end up using the tact switches. I didn't know  
> that the conductive rubber contacts were crap.
> Anywho, the next question in line would be, can a CV generating  
> keyboard be run off of one (at most two if the supply needs to be  
> bi-polar) 9V batteries. I really don't want any power wires running  
> to this thing.
> -Ian

Yes, I'd have thought you could easily run a CV keyboard off a 9V  
battery. After all, it shouldn't be using much current.

However, you're presumably going to have CV and Gate wires running  
*out* of this thing, so you *could* power it up down the same cable.

T.