Klein Tools introduces the new TDR Cable Length Meter, a tester that provides accurate cable length measurements for a wide variety of cable types at an affordable price. TDR Cable Length Meter (Cat.

The new dual-purpose instrument combines high-voltage insulation testing up to 20 GΩ with comprehensive electrical measurement capabilities for field electricians.

This circuit was designed to allow microphone cables or other cables to be easily tested for intermittent breaks that can often be difficult to find using a multimeter. The circuit can test cables ...

Believe it or not, not all USB ports yield the same amount of power, but here's a $10 gadget that can show you which ones you ...