It was determined that the pair tube was made of RFT from the 6CA7 compatible sphere structure. Measured value 46/44 (rejected value 30) with white box printing has disappeared ※The pair was determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold in 1 bottle, 6085 compatible ball determined to be made in the Netherlands from the date code, measured value 52 (rejected value 32) with white box ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Sold 1 bottle 6085 compatible ball, made in Germany, measured value 60 (rejected value 32) with original box, printing is often disappearing ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair Tube Parathermal Beam Tube British Tea Base Lot: 72?? /Unknown measured value 68/60 (rejected value 44) The side getter is thin, and the head getter seems to have decreased, so it's cheap ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
It was determined that the pair tube was made of RFT from the 6CA7 compatible sphere structure. Measured value 44/44 (rejected value 30) with white box, printing is often erased ※The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box (with writing)
Pair tube triode smoke, made in England, measured value 46/44 (rejected value 35) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
The pair tube was determined to be made of RFT from the 6CA7 compatible sphere structure. Measured value 44/44 (rejected value 30) with white box, printing is often erased, and both tubes have burns on the upper part of the tube*Pairs are determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube EL34 compatible ball made in Japan measured value 52/48 (rejected value 30) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: none
Pair tube 801/801A compatible ball brown base measurement value 76/72 (rejected value 38) The getter is slightly less ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: none
Sold 1 bottle CV378 equivalent tube, large output type rectifier tube, brown base, made in England code: IS1 B7H2 measured value 62 (rejected value 40) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube beam tube, made in America, JAN brown base measurement value 36/36 (rejected value 27) with original box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Sold 1 bottle CV378 equivalent tube, large output type rectifier tube, brown base, made in England code: IS1, B7E4, measured value 62 (rejected value 40), there is a slight decrease in getters with white box ※The measured values indicate GM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Single sale triode gray shield tube, made in England, measured value 44 (rejected value 35), there is dark stain on the tube with the white box ※The measured value shows the gM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube double triode tube, made in America, JAN, smoked brown base, measured value 46/44 (rejected value 5) with original box ※ pair is determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube heat dissipation double triode tube made in America green printing JAN measured value 54/52 (rejected value 40) There is an adhesive mark on the seam of the base on one side, and there is a crackling sound inside the base*Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: none
Set of 2 (not treated as a pair because there is a big difference in measured values between 2) double triode tubes, American measured value 104/92 (rejected value 50) with white box ※ pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Rectifier tube VT-244 equivalent tube made in America 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
Rectifier tube VT-244 equivalent tube double square getter made in America measured value 54 (rejected value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Rectifier tube VT-244 equivalent tube JAN made in America measured value 58 (rejected value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box (with writing)
Pair tube double triode tube, made in America, measured value 104/102 (rejected value 50) with original box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube KT88 compatible ball made in Russia C logo measurement value 54/50 (rejection theory 44) There are slight gatters and burns ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: none
Sold as 1 bottle, McIntosh print, American-made, measured value 46 (rejection value 25), inexpensive because there is a lot of getter burns ※The measured values indicate GM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: none
Sold per bottle, rectifier tube, CV5477 equivalent tube, American black plate, measured value 56 (rejected value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold per bottle, rectifier tube, CV5477 equivalent tube, American black plate, measured value 58 (rejected value 40) with white box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold per bottle, rectifier tube, made in America, 6087 equivalent tube, tea base measurement value 52 (rejected value 40) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold per bottle, rectifier tube, made in America, 6087 equivalent tube, tea base measurement value 48 (rejected value 40) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold per bottle, rectifier tube, made in America, 6087 equivalent tube, tea base measurement value 50 (rejected value 40) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold per bottle, rectifier tube, made in America, 6087 equivalent tube, tea base measurement value 48 (rejected value 40) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold per bottle, rectifier tube, made in America, 6087 equivalent tube, tea base measurement value 48 (rejected value 40) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Sold per bottle, rectifier tube, made in America, JAN measurement value 50 (rejected value 40) with original box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box