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.

Surprisingly, up until a year ago, [Jimmy] hadn’t seen a Nixie tube. Awful we know, but he has come around to the beauty of glowing numbers in a tube. He recently found an old millivolt meter in a ...

Trek has introduced the Model 325 electrostatic voltmeter, an ultra-sensitive instrument suitable for noncontacting electrostatic voltage measurement and monitoring in applications within high-tech, ...

This unique millivolt testing technique provides a basic check in troubleshooting motor breakdown situations. As a maintenance electrician, I'm sure you've been in the high-pressure situation of ...