hmmm... power amps:
Yamaha receiver (1981)
NAD 3140 (1982)
Sony something or other integrated (1989--yes, backwards)
B&K AV6000 (1998)
B&K ST3140 (2000) - now the center/surrounds in HT ss system
Classe CA200 (2000) - now the L/R in HT ss system
Counterpoint SA220 (2002) - L/R in 2-channel tube system
Yamaha receiver (1981)
NAD 3140 (1982)
Sony something or other integrated (1989--yes, backwards)
B&K AV6000 (1998)
B&K ST3140 (2000) - now the center/surrounds in HT ss system
Classe CA200 (2000) - now the L/R in HT ss system
Counterpoint SA220 (2002) - L/R in 2-channel tube system