I ran it once pretty hard just to see if I could make it sweat.
It got louder than I could tolerate in my studio room but remained clear, even on the lowest notes.
I was impressed. There was quite a bit of headroom left on the amp.
Flat is the impression you get. It doesn't seem to have noticeable bumps anywhere in the response.
Larry, I'm slowly talking myself into it..

I really liked that cabinet but decided to sell it when I came across the Bag Ends. Let's jaw some more..