VC envelopes

[Joachim Verghese]

Juergen wrote:

> But I was more fascinated by the anvanced version that found its way
> into the CEM3310.
> [....]
> There should be no reason why this circuit should not work when built
> with discrete components. I guess if we can live with a little trimming
> we don't even need matched transistors.

You're right, the 3310 circuit is quite fascinating -- well worth
looking into.

In the mean time, I experimented with some lag circuits, and came up
with one that seems to work pretty well. The report can be found at:

http://www.netcontrol.fi/~jocke/circuits/vclag.html

Or if you just want to view the (hand drawn) schematic:

http://www.netcontrol.fi/~jocke/circuits/vclag3.gif


-joachim