ODDFIO YOU ARE WRONG
ALL THE WORLDS BEST SOLID STATE AMPLIFIERS ARE DIRECT COUPLED
GRYPHON, CH PRECISION, BOULDER, T+a, KRELL, DAGASTINO. PASS, CODA VITUS, ETC.
THE ONLY COMPANY IN THE WORLD THAT USES AN AUTOFORMER IS MACINTOSH YOU DONT DESIGN A SOLID STATE AMPLIFIER LIKE A TUBE AMPLIFIER
AS PER LOAD MATCHING WITH A BIG ENOUGH POWER SUPPLY YOU CAN POWER AN ARC WELDER AND PUT POER INO ANY LOAD