NAMM '15 - Supro USA Royal Reverb, Tremo-Verb, and Ozark Demos Rich OsweilerFebruary 4, 2015VideoThe mastermind behind Pigtronix relaunches the department-store brand with new amps and a revamped guitar line.suprowhats-newvideosgear-show-demonamm-2015tube-comboguitarscomboampsgearGearElectric GuitarsAmpsVideosNAMMReviews