I was hoping someone could help me decide on which of these 2 heads to get. I will only have enough cash for 1 at the moment. Mesa Boogie Bass 400+ or Ampeg SVT-2PRO I'm looking to replace my Ampeg mosfet power amp. For that PHAT tube sound. Anybody own either one or both? And please list if you do own it. Both are quality names. But I was hoping someone could talk about either from exp.