[sdiy] basic CV source question

[Paul Perry]

----- Original Message -----
From: "john mahoney" > Someone asked about a CV pedal, like a volume pedal
that sends a variable
> control voltage. I basically suggested that a DC wall wart and a pot could
> be used as a CV source. Was I correct to say that?
>
Yes, but the supply needs to be well regulated, or you get (very obvious)
hum on the control voltage (whihc CAN be a very nice effect, but not
always).
I recommend a 9v battery.

Don't worry about a current limiting resistor.

paul perry
(Frostwave analog fx manufacturer) Melbourne Australia