[sdiy] Re: Moog ADSR

[IXQY at aol.com]

 Hello all,
 This EG peaking effect also happens on my later model Mini s/n 11432 (insp. 
Feb. 7th, 1979). It sort of mimics velocity to filter response if you're 
playing a fast melody or solo.  Sort of anyway....  : )

 Andrew Sanchez


In a message dated 9/26/01 1:23:18 PM Central Daylight Time, 
colinf at ntlworld.com writes:

> > -----Original Message-----
>  > From: owner-synth-diy at dropmix.xs4all.nl
>  > [mailto:owner-synth-diy at dropmix.xs4all.nl]On Behalf Of Gene Stopp
>  > Sent: 26 September 2001 17:11
>  > To: synth-diy at dropmix.xs4all.nl
>  > Subject: RE: [sdiy] Re: Moog ADSR
>  >
>  >
>  > It's really a quite pronounced effect on my Mini, with the
>  > controls set
>  > properly I can probably get over two octaves of VCF
>  > "opening".
>  
>  I've just been trying this out on my mini (RAM #1032).
>  Can't say I'd ever noticed before, but with the decay set to 7 or 8 
seconds,
>  repeatedly hitting a key builds up the envelope peak level a good couple of
>  octaves above normal.
>  Great. Now I need to get the schematics out and work out why ;-)
>  
>  > Perhaps it
>  > has something to do with the fact that my machine is a really
>  > really old
>  > model D. I forget the serial number but I've looked it up
>  > before. There's
>  > not a single IC in the whole thing, all transistors. I've
>  > noticed that these
>  > old ones have slightly different panel markings than the
>  > later ones - for
>  > example, on the VCO fine tune knobs for oscillators 2 and 3,
>  > all of the
>  > numbers are there (-5, -4, -3, -2, -1, 0, 1, 2, etc.) instead
>  > of every other
>  > one, and around the attack and decay knobs on the EG's all of the
>  > millisecond markings are there instead of just some of them.
>  > Anyone else
>  > ever notice this?