Maybe I am lucky, but I have used my PF500 into my 610HLF with no PA support and carried the room (and could have crushed it if I wanted to).
I bring up the gain with the compressor off and set it so that it blinks when I hit hard. Then I ran the compressor around 10:30. Pretty close to flat on eq and the master at 1pm.
I do not normally get too flashy on the bass - but in one of the groups I play with, they sometimes call for me to do leads on the upright with the hillbilly percussive slap style. This was when it would cut out on me (when everyone in the room was staring at me

A tube amp just won't do that.