(!!) (2nd Best Pair) 6528A Cetron used/very good 1987-1989 (110/114ma and 117/122ma)
(!!) (Good Value Single) 6DJ8 EI YUGO branded Siemens NOS 1979 (16.2/17.2ma)
(!!) (Recommended Single) 6550A GE branded Westinghouse stapled plates NOS 1980 era (129ma)
(!!) (Recommended Single) 6550A GE rebranded RCA stapled plates NOS 1979 slightly tilted glass (136.5ma)
(!!) 403A=6AK5 Western Electric "D" getter like new 1966 (7.5ma)
(!!) 403A=6AK5 Western Electric NOS "D" getter 1971 (6.8ma)
(!!) 6DJ8 EI YUGO used/good 1977 branded RCA 1984 (13.4/15.6ma)
(!!) 7062=E180CC Amperex USA NOS 1980-1981 (5/6ma)
(!) (#1 KT77 Gold Lion single) KT77 Gold Lion by M-O Valve UK brown base NOS (7903=1979) (113.6ma) (Gm=13,100)
(!) (~ Best Value Single ~) 6DJ8 EI YUGO NOS 1977 (13.2/13.6ma)
(!) 6080 RCA gray plates NOS 1974 (74ma/105ma)
(!) 6080 RCA gray plates NOS 1974 (92ma/86ma)
6080WB Raytheon black plates NOS 1966 (95/120ma)
6528A Raytheon graphite plates like new 1970 era (125ma/135ma)
6528A Raytheon NOS graphite plates 1970 era (119/129mA)
7586 RCA Nuvistor NOS 1955 (92/60)
7586 RCA Nuvistor NOS 1972 (84/60)
7586 Sylvania Nuvistor NOS (1 in stock)
7586 Sylvania Nuvistor NOS (75/60)
KT77 Gold Lion brown base used/very good, top getter like new, 1978-1979 (81ma) (Gm=11,900 like new)