Pair tube 6CA7 compatible sphere structure seems to be made of RFT (gettering is thick and small) Measurement value 46/44 (critical value 30) with original box* Pair is judged based on the GM value measured by the tester TV-7 It's there (Yosuke Kojima)
Accessories: original box
1 sold 6AQ8 compatible ball measurement value 96 (rejection value 50) with substitute box ※ Measured value is gm value measured by tv-7 testing machine (Yosuke Kojima)
Accessories: Alternative box
Pair tube 6CA7 compatible sphere structure seems to be made of RFT (gettering is thick and small) Measurement value 46/46 (critical value 30) with original box* Pair is judged based on the GM value measured by the tester TV-7 It's there (Yosuke Kojima)
Accessories: original box
Sold as 1 bottle AEG print, but there is a diamond mark on the bottom, and it is judged that it is TELEFUNKEN ECC802S from the structure 12AU7/ECC82 compatible sphere Highest reliability tube diamond mark measurement value 86 (Critical value 56) There is a getter burn with an original box*The measured value is the GM value measured with the tester TV-7 (Yosuke Kojima)
Accessories: original box
Sold as 1 bottle AEG print, but there is a diamond mark on the bottom, and it is judged that it is TELEFUNKEN ECC802S from the structure 12AU7/ECC82 compatible sphere Highest reliability tube diamond mark measurement value 72 (Critical value 56) There is a getter burn with an original box*The measured value is the GM value measured with the tester TV-7 (Yosuke Kojima)
Accessories: original box
1 sold British smoke measurement value 60 (rejection value 32) with white box ※ Measured value is gm value measured with tv-7 test machine (Yosuke Kojima)
Accessories: white box
Pair tube brown base double getter ring measured value 48/46 (rejection value 30) There is a getter burn with a white box* The pair is judged based on the GM value measured by the tester TV-7 (Kojima (Yosuke)
Accessories: white box
Pair Tube 6CN6/CV450 Compatible Spheres Top Plate Tea Base Amperex Print but seems to be made by Mulard from structure and lot number Lot: Hm1 B5I3/Hm1 B5I3 Measurements 54/52 (rejection value 32) with original box ※ The pair is judged based on the GM value measured by the tv-7 test machine (Yosuke Kojima)
Accessories: original box
Sold as 1 E88CC/CV2792 Compatible Bulb Made in America Measurement Value 68 (Rejection Value 50) There is a slight writing on the tube with a white box*The measured value is the GM value measured with the testing machine TV-7 (Kojima (Yosuke)
Accessories: white box