Don't put up with an unsafe, unsightly electrical box installation. You can easily fix the problem by installing an electrical box extender. The post How to Use an Electrical Box Extender appeared ...

They’re inexpensive and easy to use, and they help keep you safe when doing DIY electrical work. Solution: Test. Use. Verify. First, test the tester by holding it to a known live circuit, like a ...

Learn how to test a transformer: insulation resistance, TTR, winding resistance, polarity, continuity, and dielectric checks.