(!!) (Best Pair) 12J5GT RCA branded Zenith NOS 1944 (10.2ma and 10.2ma)
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)
