Celestion Ditton 66
1976
Celestion Ditton 442
1979
Celestion Ditton 44
1973
Stax Quattro-II
1988
Stax DA-80
1976
Cairn Aspen
1998
Celestion Ditton 15
1971
Cairn Aria-HE
1998
Opera Callas
2014