The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 44/44 (rejected value 30) 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 6CA7 compatible ball made in former East Germany measured value 46/46 (rejected value 30) with original box (there is writing on the box) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube EL34 compatible ball made in Japan measured value 54/52 (rejected value 30) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: none
Pair tube ambient heat beam tube made in Slovakia measured value 54/52 (rejected value 44) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube ambient heat beam tube made in Slovakia measured value 60/60 (rejected value 44) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Pair tube VT-62 compatible ball brown base square getter measurement value 72/66 (rejected value 38) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
The pair tube direct heat triode is thought to be made in America due to its double square getter structure. The measured value is 62/54 (rejected value 38) with original box written on the base part on one side, and it makes a rustling noise inside the tube*The pair is determined based on the GM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, KT88 compatible ball, American metal base, measured value 60/54 (rejected value 44) with original box, the number of getters has decreased again, and there is burn ※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 metal base GEC design tube measured value 68/64 (rejected value 44) with original box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube Russian metal base measurement value 56/54 (rejected value 44) lot: 1110/1110 ※Pairs are determined based on GM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube ambient heat beam tube made in Russia measured value 52/52 (rejected value 44) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube EL34 compatible thick tube measurement value 48/48 (rejected value 30) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 801/801A compatible ball, brown base, square getter, measured value 70/66 (rejected value 38) with tea box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube ambient heat beam tube, British metal tea base, measured value 70/70 (rejected value 44) with original box (there is writing), side getters have decreased, and there is burn ※The pair is determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box (with writing)
Pair tube, ambient heat beam tube, British metal tea base, measured value 62/60 (rejected value 44) with original box (there is writing) burnt on the side getter, written on the base, and the printing is disappearing ※The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box (with writing)
Pair tube ambient heat beam tube made in England metal brown base code: 7404/7404 measured value 74/66 (rejected value 44) There is burn on the side getter with replacement box*The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box (for KT88)
The disposal price has been reduced (member prices are not applicable). 2025/3/28 sales price 148,000 yen per bottle engraved direct heat triode measurement value 46 (rejected value 34) with white box ※The measured values indicate GM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube top grid ambient heat triode tube made in America, no code, measured value 34/32 (rejected value 25) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Direct thermal triode square getter sold per bottle JAN measured value 64 (rejected value 38) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Single sale direct heat triode double square getter JAN measured value 60 (rejected value 38) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Single bottle sale English tea base double gettering measurement value 52 (rejected value 32) printing with tea box is disappearing ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Selling 1 bottle of English tea base gettering measurement value 48 (rejected value 32) almost all prints with tea box have disappeared ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box