Minimum Value for type 80 tube is 40/40. These have been checked on Hickok TV-7B/U and all tested well above minimum value. (1) National Union 58/53.
Lot of 5 NOS RAYTHEON 0B2 tubes in original boxes
Lot Of 4 WESTINGHOUSE 6SN7GTB Short Bottle Black Plate Tubes TV7 Tested Strong
Lot of 5 6F6 GT Tubes Tested
12J1L 12SH1L Tubes Soviet Pentodes 12Ж1Л USSR 1989 NOS Tested Lot of 5 pcs
One Lot of three Type 76 Tubes, From Radiotron-GE Canada, New Tubes
Mixed Lot of (5) Gray Plate 12AU7 Vintage Vacuum Tubes Amplitrex Tested72-95% Gm
