NAMM '16 - East Amplification Duality Series Demo Shawn HammondJanuary 23, 2016VideoAsk Amp Man mastermind Jeff Bober introduces a new 30W combo loaded with EL84s.el84whats-newvideosnamm-2016east-amplificationgear-show-demotube-combospecial-featured-storiesampsgearGearAmpsVideosNAMMReviews