Oh ... actually ... the preamp excursion was set to 3% on my fractal all the time except one scene. But because it got so authentic I could not distinguish between the real amp and the FM3
So then my favorite setup for excursion is "default" on preamp, 100% on PWR and PI
I guess that the modeling in Fractal world has become so authentic, that it sounds even better than the real amp. And I was playing through a solid state matrix amp vs the real Savage into the same 4x12. I had a switcher which put always the second amp in a load box so I did not harm the tube amp. But I haven't put labels on the switches, so it was unknown for me which was which