Pair tube direct heat triode magnesia coating square getter code: 126/152, measured value 78/76 (rejection value 50), the tube head with a replacement box is burnt, and it is inexpensive because there are few getters ※Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box (made by WE, damaged a lot)