my first amp, another legendary, was a Traynor YBA-1 (40w tube head ) with its Traynor 2x15 non ported cabinet. I promptly blew the Traynor 15s and replaced with 1 Radio Shack (hey I was poor) and 1 SVT square magnet 15. Never loud enough with traynor 40w head, factory wired to 16ohms and i...