(!!) (Recommended Single) 6350 Sylvania black plate NOS "U" getter halo 1957 (9/10ma)
(!!) 5Z3G Westinghouse NOS 1957 (59/40 and 61/40)
(!!) 6BL7GTA GE NOS "D" getter 1958 (43ma/53ma)
(!) (Best Value) 5Z3G RCA Victor NOS 1940's (48/40 and 49/40)
(!) (Recommended Single) 5Z3G FAA RCA NOS 1962 (56/40 and 56/40)
(!) (Slightly microphonic) JG-5814A GE NOS triple mica "U" getter halo 1956 (10.2/10.4ma) 1-2% section balance (high Ma and Gm)
0C3 CBS NOS 1955 (argon)
0C3W Tungsol rebranded 0C3 National NOS (2 in stock) (argon)
12AT7 Siemens Halske Germany D getter NOS 1957 (6ma/8ma)
5641=EY70 Sylvania NOS 1957 in white box (1 in stock)
5879 RCA triple mica "D" getter halo used/tests like new (1.7ma)
5879 RCA triple mica "D" getter halo used/tests like new (2.0ma)
5963 RCA black ribbed plates" and D getter halo NOS 1957 (sold out - read review)
5U4GB RCA used/good 1968 (56/40 and 57/40)
6AG5 GE "D" getter NOS 1955 (7.6ma)
6BJ6 Sylvania NOS 1957 (8.6mA)
6BX7GT GE branded Tungsol NOS "D" getter 1957 (48ma/53ma)
6L6GB GE Black Plate used/good 1957 (59ma)
6L6GB Sylvania Black Plate used/good 1955 faded top getter (57ma)
6L6GB Sylvania Black Plate used/good 1955 faded top getter (65ma) (high Ma and Gm)