<html><head></head><body><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr" data-setdir="false">hello i just join you group and would like sum help please i have just started working on oscillators tone generators and other bits i hope to one day make a synthesiser of sum sort . But i am still learning the basics what i would like help with is making a voltage controlled amplifier sum thing simples as it can be as i need it to go with the envelope generator i have made i hope sum one can help please i would be a very big help </div></div></body></html>