Rothwell make some good SUT’s at good prices, you could also consider a head amp if you like a presentation a few rows nearer the band. Rothwell make one, as well as Firebottle here.
“Music has always been a matter of energy to me, a question of fuel. Sentimental people call it inspiration, but what they really mean is fuel. I have always needed fuel. I am a serious consumer. On some nights I still believe that a car with the gas needle on empty can run about fifty more miles if you have the right music very loud on the radio”
Hunter S Thompson