[sdiy] Help with simple single supply VCA

[Neil Johnson]

> The envelope is 2 LM358 op-amps with a diode and resistor to make it
> decay, they definitely can't swing that low!

Hmmm... the LM358 can get pretty close to the negative (GND) rail, to
within a few millivolts.  Unless we see your circuit, as Olivier
suggests, its going to be difficult to make any further suggestions.

Neil
-- 
http://www.njohnson.co.uk