Pinched Tip
ECC83, MC6
ECC83, MC1
EL34, 6CA7, XF2
K1007, CV492, 2A1
E83CC
EL34
EL34, XF2
ECC803S
ECC808
CV492
CV492, 12AX7
CV492, I66
12AX7, CV492, MC1
12AX7, CV492
ECC83, CV492
Common alternate designations for ECC83. Always confirm heater, plate dissipation, and pinout against a datasheet before substituting.
12AX7
ECC83, 12AX7A
12AX7A, ECC83, 7025
ECC83, 12AX7, MC0
ECC83
ECC83, 12AX7, I63
ECC83, MCA