Pair tube 6L6WGB compatible ball Russian short base measurement value 42/42 (rejected value 25) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube Russian lot: 0202/0107 measured value 36/36 (rejected value 25) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 6L6WGB compatible ball Russian short base measurement value 42/42 (rejected value 25) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box