[sdiy] envelope follower circuit (was Preamp circuits)

[John Mahoney]

At 04:47 PM 7/10/2009, Jason Proctor wrote:
>>While we're at it, does anybody here have a preferred circuit for an
>>envelope follower?  Offline responses are OK.
>
>i'd be interested in an envelope follower circuit too, always 
>regretted selling my Oakley EFG. so please post that bit to the list :-)

Dumb question: Why not get another EFG?

John