6JS6C Sylvania branded RCA NOS 1970's (64ma)
6JS6C Sylvania NOS (75ma)
6JS6C Sylvania used/good (80ma)
6JT6A Sylvania tipped top NOS (59ma)
6JT6A Sylvania tipped top NOS (70ma)
6JU6 RCA NOS (1 in stock)
6JY8 NOS
6JZ6 IEC Japan used (44ma)
6JZ6 Sylvania NOS (sold out)
6JZ8 US Brands NOS (8 in stock)
6K11=6Q11 GE branded RCA NOS 1960's (88/60, 92/60, 90/60)
6K11=6Q11 GE branded RCA NOS 1960's (93/60, 97/60, 92/60)
6K11=6Q11 GE branded RCA NOS 1969 (88/60, 92/60, 90/60)
6K11=6Q11 US Brands NOS 1960's (8 in stock)
6K5G Philco used/good 1930's (32/25)
6K6G Cunningham used/very good 1945 era (41.6ma)
6K6GT Cunningham used/good 1946 (33.5ma)
6K6GT GE coatd glass used/good 1949 (44ma)
6K6GT Ken Rad used/good 1951 hairline crack in base (34ma)
6K6GT RCA used/good 1954 small hairline crack in base (35ma)
