In this video, the QJE5 power supply unit QJ3005C
Malfunction: at a voltage of 5V and above, a short circuit is obtained.
Zener diode tester: • Тестер стабилитронов
Multimeter: megabonus.com/... or megabonus.com/...
Component Tester: megabonus.com/... or megabonus.com/...
Soldering iron with adjustment: megabonus.com/... or megabonus.com/...
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Негізгі бет Ғылым және технология Repair of laboratory power supply QJ3005C
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