JJG (电子) 04026-1989
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SJ 797-1974
3DG161型NPN硅平面高频小功率高反压三极管
Detail specification for silicon NPN epitaxial planar high frequency low power high reverse voltage transistors,Type 3DG161
1974-10-01
JJG (电子) 04023-1989
BJ2970型大功率半导体三极管tf测试仪(试行)
Specification for verification of BJ2970 model high power semiconductor triode tf tester
JJG(电子) 04009-1987
BJ2983型晶体三极管正偏 二次击穿测试仪(试行)
1988-01-05
JJG (电子) 04009-1987
BJ2983型晶体三极管正偏二次击穿测试仪(试行)
JJG (电子) 04016-1988
BJ2984(QR-3)型晶体三极管瞬态热阻测试仪(试行)