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(!!!) (BEST PAIR) 6K6GT Sylvania coated glass NOS 1940's (1) branded Philco (44ma and 44.6ma)
(!!!) (Recommended Pair) 12BZ7 National Union branded Admiral and Sylvania "U" getter NOS 1960-1961 era (1.6/1.6ma and 1.7/1.8ma)
(!!!) (Recommended Pair) 6BL7GTA GE and GE branded Admiral 1960's (38/40ma and 35/45ma)
(!!) (BEST SINGLE) 6BL7GTA Tungsol NOS 1960 era (43/44ma)
(!!) (BEST SINGLE) 6BX7GT Sylvania triple mica NOS 1950's (55/57ma) (1-3% section balance)
(!!) (Recommeded Pair) 6BX7GT GE branded NOS "D" getter 1958 - 1 tube branded RCA (72ma/95ma and 92/87ma) (highest mA and Gm)
(!!) (SINGLE) 6BL7GT Sylvania branded Tungsol triple mica NOS 1956-1957 (36.2/31.5ma)
(!) Best Single) 6LU8 GE Admiral NOS 1960's (2.5/61ma)
(Best Value) 5V4G RCA black plates used/good 1948 (51/40 and 54/40)
(Best Value) 5V4G RCA black plates used/tests like new 1958 (60/40 and 60/40)
(Best Value) 5V4G RCA Radiotron black plates used/tests like new 1944-1945 (58/40 and 58/40)
(READ REVIEW) 6K6GT Sylvania chrome top black plate lightning logo NOS 1954 (54.6ma)
17DQ6B used/good (4 in stock)
5U4G Crosley Sylvania used/good 1950 (55/40 and 56/40) stains at top from usage
5U4G Sylvania used/good 1948 small getter (54/40 and 55/40)
6K6G Cunningham used/very good 1945 era (41.6ma)
6K6GT Sylvania black plate NOS 1960's (37ma)
6LU8 GE NOS 1979 (2.3/51ma)
6LU8 GE NOS faded printing (3.4/61ma)
