I seem to remember seeing a mod a while ago to get the Ds-1 to sound fairly close to a Mashall Jcm 800 (or maybe it was a plexi) when you put it htorough a slightly pushed tube amp.

Can anyone post this as I can't find it with the search bar?

Fender Standard Tele
Epi Les Paul Custom w/ emg 81 (18v)
Line 6 Vetta
FBV Longboard