A $12 power meter helped me test which electronics in my home were the biggest energy vampires. The result shocked me.
Reliability issues with the ICCU in some electric Hyundai, Genesis, and Kia models is one reason that Tesla outscores the models in CR's ratings.
Engineering consultant Frank Hertel outlines a method of measuring an inductor’s value using only an oscilloscope and a signal or function generator.
Key fob batteries always seem to die at the worst times. Learn a simple way to test a coin cell, plus which results you'll need to look for.
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