When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

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

Measuring tiny differences in high-voltage circuits usually requires specialized differential test probes, which are often expensive. Fortunately, it’s possible to build your own high-voltage probe ...

Industry expert Jason Chonko shares strategies for overcoming challenges in high-resistance and low-signal electrical ...

In a showcase of its DST, NI/Emerson displays a means of testing SDRs, digital T/R modules, and other mixed-signal devices in a manner evoking test of traditional RF-only ...

Hybrid relays combine a mechanical switch with a solid-state switch, and they are set up in parallel to control a single load ...

Modeling energy growth associated with data centers and smart integration through load flexibility and real-time coordination ...

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 ...