Adcom GFA-555se, a Classic Power Amp Revisited

Adcom made its name in 1979 with the introduction of the GFA-1 power amplifier.  The GFA-1 used what Adcom called a "high current" design with substantial power, at a reasonable price.  The amp was a hit, and a company was born.   Fun Trivia: I you can guess what "GFA" stood for, email us and we will send you some Holt Hill Audio swag. We are offering a generational successor to the original GFA-1, the GFA-555se power amplifier.  The original 555 was a Stereophile magazine "Best Buy" inn 1985, designed by the venerable Nelson Pass. The has held its own against many, many other  more exotic amplifiers over the last 40 years, and has been tweaked and upgraded ever so carefully by Adcom's own internal design team.  Adcom shocked the industry back then by providing amplification that was uncolored, crisp, with boisterous and controlled bass - All in affordable and well-assembled packages.  Rated conservatively at 200 watts per channel into 8 ohm, and 325 watts per channel in to 4 ohm, the