have you ever tried the combination
of jerome's JS Magneto + digitalfishphones Normalizer ?
http://membres.lycos.fr/jeje1999/plug.htm
http://www.digitalfishphones.com/main.p ... &subItem=6
...perhaps together with the KorgLegacy MS20FX ?
you will get a nice punchy analogue sound
what do you use to make it analogish ?
