Originally Posted by Jon L
In fact, I feel my fingers starting to lather as I'm looking at the Almarro A205a MkII amp loaner I have in front of me.
The Almarro looks like a quality amp, with those big trannies. I'd try a GE 5751 tube instead of the 12AX7 and a better C1. I'd also try removing the bypass cap on the gain stage. Sometimes there is just enough gain this way and you will have less global negative feedback (in pentode mode).