The six probe resistors (470k and 680 ohms) should be accurate values max 2 ohms variation (from 680ohm) and max 2k variation (from 470k) test these resistors before soldering to the device or use 0.1 ...
A circuit tester is a tool designed to check the continuity of electrical circuits and detect the presence of electrical voltage. This device is one of the most essential and reliable tools in the ...
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