The structure is very close to the WE274B, JAN measurement value 50 (rejection value 40) with replacement box sold per bottle ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube direct heat triode Czech serial: 7780/8057 measured value 78/74 yuan box, with inspection slip ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box, inspection slip
Single sale thermal beam tube, made in England, metal tea base, measured value 80 (rejected value 44) with replacement box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Sold 1 bottle 12AT7/ECC81 high reliability tube with diamond mark, double mica measurement value 72 (rejected value 50) with white box, printing is erased ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
There is a diamond mark sold per bottle, ECC81 compatible sphere measurement value 80 (rejected value 50) with white box, printing is often erased ※Measured values are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
It was determined that it was made by Mullard based on the single-book sales structure. Code: Gf2 B3J3 measured value 96 (rejected value 56) with replacement box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
The printing on the base part of the pair tube 6L6 is a reprint, and it seems to be made by NATIONAL UNION due to the structure. Measured value 50/50 (rejected value 31) with white box ※The pair is judged based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
The printing on the base part of the 6L6 equivalent tube is a reprint, and it seems to be made by NATIONAL UNION due to the structure. Measured value 46/46 (rejected value 31) with white box ※The pair is judged based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
The printing on the base part of the 6L6 equivalent tube is a reprint, and it seems to be made by NATIONAL UNION due to the structure. Measured value 48/46 (rejected value 31) with white box ※The pair is judged based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold as 1 bottle top grid thermal triode tube, made in America, no code, measured value 36 (rejected value 25) with replacement box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube straight heat triode square getter JAN measured value 64/64 (rejected value 38) with white box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
The disposal price has been reduced (member prices are not applicable). 2025/3/29 sales price 148,000 yen per bottle sale rectifier tube lot: 713 American measured value 50 (rejected value 40) with white box*Measured values indicate GM values measured with a tester TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube, English tea base, measured value 56/56 (rejected value 32) with original box, printing on one side has disappeared ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, English tea base, measured value 56/56 (rejected value 32) with tea box, printing has disappeared on both sides*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: tea box
Pair tube, English tea base, measured value 56/56 (rejected value 32) with tea box, printing has disappeared on both sides*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: tea box
The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 46/46 (rejected value 30) with original box ※The pair is determined based on the gM value measured by the test 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
1 bottle sale Top Mark Square Getter 5 pole tube made in America code: 49 (marked on the stem) measured value 30 (rejected value 20) with original box ※ measured values are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, WE type 10 compatible ball tea base, made in America, measured value 74/70 (rejected value 32) with original box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
The price has been reduced. 2025/4/14 sales price 298,000 yen pair tube 300B equivalent tube direct heat triode tube British tea base square getter code: 7425/742? Measured value 68/64 (rejected value 58) with original box*The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube direct heat triode engraved Chunningham (design engraved on both tubes is different) American measured value 58/52 (rejected value 47) with white box makes an abnormal crackling noise in the tube on one side ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
The price has been reduced. 2023/2/12 sales price 95,000 yen pair tube direct heat triode tube made in England measured value 54/50 (rejected value 39) with replacement box The plate shape of the spring fixing part on the top of the head is slightly different on the left and right, and there is discoloration on one side of the plate ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box
The price has been reduced. 2019/3/29 sales price 90,000 yen pair tube NR44 equivalent tube A.P.3832/3832 black base measurement value 58/54 (rejection value 39) There is getter burn on one side, and there is a residual sound of rattling and foreign matter inside the base on one side with a white box*The pair is determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
The price has been reduced. 2023/4/16 sales price 80,000 yen pair tube, PX4 equivalent tube, direct heat triode tube, made in England, measured value 54/52 (rejected value 39) with white box (there is writing on the box) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box