Matchless Thunderman Bass AmplifierExpertly handcrafted in typical Matchless fashion with artfully simple controls, the 45 watt Thunderman bass amp is designed to be any bass players workhorse. Like all Matchless amps, the Thunderman will provide clean and usable headroom as well as plenty of raw bottom end. The Thundermans compression circuit is provided for adding a cleaner attack for tight back up passages as well as for hard string slaps. The power amp is fed by a 12AX7 phase