Very loud, killer tone, plenty of bottom, R1 is nice and clean, R2 get's dirty, lead is bad ***, very mean, I play metal so it's perfect. There weren't many made, I have the simul, GEQ and reverb. 180 watt 6-6L6, 150 watt 4-6L6 2 EL34. Retube isn't bad, I use all JJ's.