12J5GT Ken Rad NOS 1940's (8ma)
12J5GT RCA NOS (6.7ma)
12J5GT RCA NOS 1954 slightly tilted glass (11ma)
12J5GT Sylvania NOS 1940's (9.6ma Gm=2900)
12J5GT Tungsol NOS 1940's (10.6ma Gm=2800)
JAN-CNU-12J5GT Nat. Union Black Ribbed Plate NOS 1952 (8.2ma)
VT-135=12J5GT RCA NOS 1940's (6.0ma)
VT-135=12J5GT Sylvania round plate NOS 1940's (11.2ma Gm=3000)
