Now with this simple UC3842 IC tester you can check if the IC is working properly.
Cheap, simple and at the same time powerful zener diode tester »
This is a MUST HAVE report because this tester can be used to detect the problem of an intermittent zener diode and also to find the definition of the zener diode voltage if there is no marking on the zener diode. With the help of photos and a detailed explanation, it will not take you long to assemble this powerful zener diode tester.
Note: This zener diode tester can be used to test other components such as Schottky diodes, LEDs, voltage regulator ICs, etc. Don't miss this useful report.
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Chemistry - knowledge of the chemical composition, structure, and properties of substances, as well as the chemical processes and transformations they undergo. This includes the use of chemicals and their interactions, hazard signs, production technologies, and disposal methods.