Closely Matched. Power tubes like the 6L6 are tested only with the 686 which includes plate current (Ip), shorts and gas tests. Want details?. Gray Plates. Made in Japan.
Pair Jan Sylvania 6CG7 / 6FQ7 Tubes, Closely Matched, Gray Plates, 60s, Same D/C
Closely Matched. Power tubes like the 6L6 are tested only with the 686 which includes plate current (Ip), shorts and gas tests. Want details?. Gray Plates (with third plate).
Pair NOS National 12BH7A Tubes, Closely Matched, Black Plates, Pre-Amps
Closely Matched. Power tubes like the 6L6 are tested only with the 686 which includes plate current (Ip), shorts and gas tests. Want details?. Black Plates.
Pair NOS National 12BH7A Tubes, Closely Matched, Black Plates, Pre-Amps
Closely Matched. Power tubes like the 6L6 are tested only with the 686 which includes plate current (Ip), shorts and gas tests. Want details?. Black Plates.
Pair NOS National 12BH7A Tubes, Closely Matched, Black Plates, Pre-Amps
Closely Matched. Power tubes like the 6L6 are tested only with the 686 which includes plate current (Ip), shorts and gas tests. Want details?. Black Plates.
GE JG 6072A Tubes Two Mica Short Black Ribbed Plate Halo Foil Getter NOS Pair
Up for sale is a pair of GE JG 6072A double mica short black ribbed plate with halo foil getter NOS in original boxes.
Pair, Western Electric Type 350A Radio/Audio Output Tubes, Good NOS
2 NOS western electric tested on TV-7 60 60/32=60% new.
Pair, Western Electric Type 350A Radio/Audio Output Tubes, Good NOS
2 NOS western electric tested on TV-7 60 60/32=60% new.
Pair, Western Electric Type 375A Radio/Audio Output Tubes, NOS
The minimum for a good tube is 47, and these test at 70 and 71. They are identical, with a date code of 7639, which match the boxes.
Pair Sylvania JAN 6CG7 Tubes, Closely Matched, 1969, Gray Plates, Same D/C
Closely Matched. Power tubes like the 6L6 are tested only with the 686 which includes plate current (Ip), shorts and gas tests. Want details?. Gray Plates. Mil Spec JAN. Tested well.