(!!!!) (BEST VALUE SINGLE) GZ32 Miniwatt Dario France NOS around 1955 (62/40 and 64/40) rattle inside base
(!!!!) (Best Value Single) GZ34 Mullard UK 1974 rebranded Siemens in 1978 low hours/tests like new (58/40 and 58/40)
(!!!!) (Best Value) JTL-6X4 Tungsol 1950's curved "D" getter low hours/like new reprinted in 1977 (58/40 and 60/40)
(!!!!) (Best Value) JTL-6X4 Tungsol 1950's curved "D" getter low hours/like new reprinted in 1977 (60/40 and 60/40)
(!!!!) (PAIR) 6DW4B RCA copper plates NOS 1970 era (Leben)
(!!!!) (Recommended 6106) 6106 Bendix rebranded 5Y3WGTA Heintz & Kaufman NOS (67/40 and 68/40)
(!!!!) (Recommended GE Pair) 5U4GB GE NOS 1966 (56-59/40 and 56-58/40)
(!!!!) (Recommended GE Pair) 5U4GB GE NOS 1968 same date codes (58-60/40 and 58-60/40)
(!!!!) (Recommended PAIR) 5U4GB Raytheon NOS "O" getters 1962 (58-60/40 x 2 tubes)
(!!!!) (Recommended Pair) 5U4GB RCA NOS and like new 1962 (56-58/40 and 56-58/40)
(!!!!) (Recommended Pair) 5V4G National Union NOS 1951 same date codes (58-59/40 and 57-58/40 x 2 tubes) 1-3% matched
(!!!!) (Recommended Pair) 5V4G RCA 1950's low hours/like new (60-62/40 and 60-64/40)
(!!!!) (Recommended Pair) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (64-66/40 x 2 tubes)
(!!!!) (Recommended Pair) 6106 Bendix NOS 1950's rebranded 5Y3WGTA Heintz & Kaufman partially faded printing (66-69/40 x 2 tubes)
(!!!!) (Recommended Pair) 6CA4 GE NOS slightly tilted glass 1% matched (54-54/40 and 54-55/40)
(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (48-49/40 and 48-49/40)
(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (47-48/40 and 48-48/40)
(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (49-49/40 and 48-49/40)
(!!!!) (Recommended Pair) 6X4 SER = LM Ericsson Sweden "D" getter NOS 1950's 1% matched (53-54/40 x 2 tubes)
(!!!!) (Recommended Pair) 6X4 SER = LM Ericsson Sweden "D" getter NOS 1950's 1-2% matched (52-54/40 and 51-53/40 x 2 tubes)