Pair tube direct heat triode smoke, made in America, seems to be an OEM product for Canadian Marconi. Measured value 70/68 (rejected value 38) with original box (box is damaged) *Pairs are judged based on values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube direct heat triode smoke, made in America, seems to be an OEM product for Canadian Marconi. Measured value 66/66 (rejected value 38) with original box (box is damaged) *Pairs are judged based on values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube direct heat triode engraved American measurement value 64/62 (rejected value 47) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
*Set of 2 (not treated as a pair because the measured values are very different) TUNG SOL OEM doorknob tube measurement value 80/66 (rejected value 44) with white box ※The measured values indicate gM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: white box
Pair tube metal brown base Russian dharma tube measured value 60/58 (rejected value 44) with white box, printing on one side often disappears ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box