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VT-135=12J5GT Sylvania round plate NOS 1940's (8.6ma)
5693 GE used/like new 1959 (2.9ma)
(!!) (Recommended Pair) 6CS7 Sylvania 1956 and Sylvania branded GM Delco "D" getter NOS 1956 with partially wrinkled top getter (19/10.8ma and 18.5/11.2ma) 1-3% matched
(!) (SINGLE) EF184 RCA Holland NOS 1962 (9ma)
12J5GT Sylvania NOS 1940's (9.6ma Gm=2900)
(!!) EF184 Siemens Halske branded Zenith Germany NOS 1969 (9.4ma)
6EJ7 GE NOS (7.3ma)
5840=EF732 Raytheon NOS 1960's (4.7ma)
12J5GT RCA NOS (6.7ma)
(1 PAIR) 408A Western Electric used/good 1964-1969 (76/60 and 74/60)
(!!!!) (Best Single #2) ECC803S=12AX7 Telefunken Qualitex Ulm Germany <> bottom like new 1964 (1.3/1.5ma and Gm=1600/1800)
(1 PAIR) NE-408A Northern Electric Canada NOS 1972-1974 (83/60 and 85/60)
(!!!!) (BEST PAIR) 408A Western Electric NOS 1976 and 1982 (86/60 and 88/60)
(!!!!) (BEST PAIR) 408A Western Electric NOS "D" getter 1970 (85/60 and 86/60)
(!!!!) (Best Pair) CV4004=12AX7 Mullard box plates NOS 1981 (0.9/1.2ma and 0.9/1.1ma)
(!!!) (Best Value #1) 12AX7A RCA gray ribbed plates "O" getter halo NOS 1973 (1.0/0.9mA and Gm=1400/1550)
(!!!!) (Slightly microphonic Single) CV4004=12AX7 Mullard box plates NOS 1981 (Gm=1400/1500) (0.8/1.1ma)
(!!!!) (Good Value Pair) 12SN7GTA GE coin-base side getter NOS 1981 (7.4/7.4ma and 7.2/8.0ma) 1-5% matched
(1 PAIR) 408A Western Electric used/tests like new 1965-1966 (91/60 and 97/60)
(!!!!) (GOOD VALUE PAIR) 408A Western Electric NOS 1972 and 1976 (78/60 and 80/60)