(!!!!) (Recommended Pair) JAN-12AT7WC Sylvania black plates NOS 1976-1978 (9.5/12.0ma and 9.8/11.5ma)
(!!!!) (Recommended Pair) JAN-12AT7WC Sylvania black plates NOS 1978 (8.7/10.8ma and 8.4/10.6ma)
(!!!!) (Recommended Pair) JAN-12AT7WC Sylvania black plates NOS 1980-1981 (8.8/9.8ma and 8.4/9.4ma)
(!!!) (Good Value Single) 12AT7 Tungsol like new 1960 era (8.7/11.8ma)
(!!!) (Good Value Single) 12AT7 Tungsol NOS 1960 era (6.0/6.2ma)
(!!!) (Good Value Single) 12AT7 Tungsol NOS 1960 era faded printing (7.2/8.8ma)
(!!!) (Recommended Single) 12AT7 Tungsol rebranded AKRAD "U" getter NOS 1956 (6.2/6.6ma)
