Summer NAMM '14 - ValveTrain Charleston HP and Brandywine Demos Shawn HammondJuly 30, 2014VideoSee and hear demos of VT's new bass amp head and a head derived from the 5E3 Tweed Deluxe circuit.whats-newvalvetrainsnamm-2014gearvideosbass-tube-headsgear-show-demobass-geartube-comboamps6l6BassAmpsVideosNAMMGearReviews