1976
Sony 80 wpc STR-6800, Marantz 6800 TT, Infinity 1001A's (rear firing tweeter) and a BIC two speed cassette tape deck
1980
First "real" one was a Hafler 500 Amp and Carver Holographic Pre, B&O BeoGram TT, Nakamichi Tape Deck, a Pair of Infinity Column II’s (Transmission line) and a Miller Kreisel Triangular shaped subwoofer. It was in a very small living room and that thing ROCKED !