Onkyo TX-560
1974
Celestion Ditton 66
1976
Celestion Ditton 442
1979
Onkyo Model D-312E
2006
Celestion Ditton 44
1973
Harman Kardon HK-560
1979
Fostex FT66H
2005
Harman Kardon A-402
1976
Harman Kardon T-403
1976
Celestion Ditton 15
1971
Onkyo A-7090
1980
Harman Kardon A-401
1976
Harman/Kardon 330B
1974
Harman/Kardon 430
1976
Harman/Kardon TA 600
1975
Harman/Kardon 730
1976