cali amp guru Bruce Egnater might not have the back story or artist roster of Vox, but he’s piled up the plaudits with the original Tweaker and reckons this one is more powerful, more toneful, "the ultimate gigging amp”, no less. The Tweaker-40 is all about dialling up your ultimate sound, and weirdly, rather than force punters into the time-honoured choice of clean or gain, this head’s two channels start off identical and let you decide where they end up.