(!!!) (1 Pair) 6J7 RCA Radiotron used/good 1940's (1.7ma and 1.8ma)
(!) (Best Single) )6J7 GE NOS 1969 (2.4ma)
(!) 6J7GT Hytron used/strong 1940's (2.6ma)
(BEST SINGLE) 6J7 RCA NOS 1954 (2.0ma)
6J7 Ken Rad used/good 1951 (1.9ma)
6J7 RCA NOS (1.8ma)
6J7 RCA NOS 1963 (1.8ma)
6J7 RCA used/good 1964 (1.6ma)
6J7 Sylvania metal can used/good (2.0ma)
