The 60H30 tube BAT is using is the supertube version , there is no better
kind available , this tube last much longer than the standard version .
In my ARC gear all 6H30 tubes have been replaced by the 6H30P-DR
version , just not only the lifetime , but also more musically
kind available , this tube last much longer than the standard version .
In my ARC gear all 6H30 tubes have been replaced by the 6H30P-DR
version , just not only the lifetime , but also more musically