(!!!!) (BEST PAIR) 6SQ7 RCA NOS 1953 (1.1ma and 1.2ma)
6SQ7 GE metal can NOS (1 in stock)
6SQ7 metal used/good (3 in stock)
6SQ7 RCA NOS 1950 (1.0ma Gm=1300)
6SQ7 RCA NOS 1950 (1.3ma and Gm=1600)
6SQ7 RCA NOS 1950 era (6 in stock) (special price)
6SQ7 RCA NOS 1953 (1.0ma Gm=1200)
6SQ7 RCA NOS 1953 (1.0ma Gm=1400)
6SQ7GT Fonoco by Sylvania used/strong 1951 (1.1ma and Gm=1100)
6SQ7GT Sylvania used/good 1951 (Gm=800)
