VCA chips (2)

[jhaible]

> Is this also valid for the LM13600? 

Yes.

>The resistors that you talk about, are they 
>the ones that are connected to the inputs? Any suggestions for resistor
value 
>if they are connected to -15V?

They will carry half the current from pin 2 or 15. So if you have 15k from
pin 2 to
+15V, it would be 30k from pin 3 to -15V, and 30k from pin 4 to -15V, if
you
want the inputs be approx. at 0V.

This idea is not mine; it's actually from Serge Tscherepnin (sp ??), from
an old EN issue.

JH.