Pair tube large punch top grid ring getter code: 7539/7539 measured value 56/54 (rejected value 30) with replacement box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube made in America, measured value 42/42 (rejected value 23) with original box*Pairs are determined based on GM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Single sale military high reliability tube CV4024/12AT7/ECC81 compatible ball, made in England, measured value 64 (rejected value 50) *Measured values indicate GM values measured with a testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold 1 bottle, 6DJ8 compatible sphere, made in the Netherlands, Bugle Boy print measurement value 116 (rejected value 62) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
The 12AX7 compatible ball sold in 1 bottle has Mullard printing on it, but it is thought to be made in the Netherlands due to the structure. The measured value is 46 (rejected value 32), and there is a change in the getter ※The measured value indicates the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Sold 1 bottle EF86/6267 compatible ball, maximum reliability tube, diamond mark measurement value 60 (rejected value 33), there is getter burn ※The measured value indicates the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
1 bottle sale rectifier tube American black plate McIntosh print measurement value 60 (rejected value 40) manufacturer with white box, model number printing has disappeared, but it was determined that it was RCA 5U4GB based on the structure ※The measured values indicate GM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: white box
Rectifier tube sold per bottle, GZ34 compatible ball, made in America, measured value 56 (rejected value 40), there is getter burn ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Sold per bottle, rectifier tube, GZ34 compatible ball, made in Japan, measured value 56 (rejected value 40) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box (bulk box)
Sold per bottle, rectifier tube, American thick tube, measured value 48 (rejected value 40) with original box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Sold as 1 bottle, rectifier tube, black plate, measured value 58 (rejected value 40) with original box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube VT-96 equivalent tube metal tube JAN measured value 68/66 (rejected value 38) with original box (box is missing) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box (lid is missing)
Pair tube, KT88 compatible ball, American metal brown base, long tube, measured value 68/66 (rejected value 44) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube KT88 compatible ball American metal base measurement value 60/54 (rejected value 44) side getters with original box have decreased and there is burn ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, 6CA7 compatible ball, made in Russia, measured value 46/44 (rejected value 30) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube straight heat triode square getter JAN measured value 54/52 (rejected value 38) with replacement box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Sold as 1 bottle, double triode tube, made in America, JAN brown base measurement value 80 (rejected value 32) *The measured value represents the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Single sale rectifier tube made in Japan double gettering measurement value 60 (rejection value 40) There is an adhesive mark at the joint between the tube and base ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Sold 1 bottle EL34 compatible ball, made in Japan, W mark, W getter ring measurement value 50 (rejected value 30), there is getter burn ※The measured value indicates the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Sold 1 bottle 6SN7 high reliability tube red base black plate made in America measured value 86 (rejected value 50) The getter has decreased and there is burn ※The measured value is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Single sold rectifier tube made in Japan double gettering measurement value 58 (rejected value 40) makes an abnormal noise on the inside of the base ※The measured values indicate GM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Pair tube double triode tube made in Japan measured value 106/100 (rejected value 50) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: none
Sold 1 bottle ECC82 compatible ball made in Japan, measured value 90 (rejected value 56), there is getter burn ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Sold 1 bottle 6SN7 high reliability tube black plate brown base measurement value 76 (rejected value 50) *Measured values are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: none
Pair tube made in China tube measurement value 56/56 (rejected value 32) with original box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube made in China tube measurement value 56/54 (rejected value 32) There is burn on the head getter with the original box ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube made in China tube measurement value 56/54 (rejected value 32) There is burn on the head getter with the original box ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube ambient heat beam output tube made in China measured value 40/38 (rejected value 32) There is no printing with a white box, but it seems to have the same structure as GD KT66 RETRO from the structure*Pairs are judged based on GM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube, ambient heat beam tube, made in China, measured value 74/68 (rejected value 44) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box (there is writing)
The print on the pair tube 6CA7 compatible ball TELEFUNKEN is a reprint, and the structure seems to have been made in Russia. Measured value 46/44 (rejected value 30) with white box ※The pair is judged based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box