Lightning protection is a critical aspect of establishments that operate sensitive electrical equipment, especially in the broadcast industry. Tied to this first line of protection against lightning ...

The Fluke 1621 is an easy-to-use earth ground tester. For ground resistance testing, the 1621 is the first line of defense in detecting reliable ground connections. The unit features basic ground ...

The Seaward Group has introduced the ERT-S electrical safety checker from its Seaward Electronic, Ltd. division. Designed specifically for earth resistance measurements, the ERT-S is a ...

Explanation: Section 250.53(A)(2) requires that a single ground rod be supplemented by another electrode. An exception allows a single rod if the resistance of this ...

Do the myriad rules about grounding sometimes seem a bit too much to handle? Do grounding implementation problems sometimes leave you dazed and confused, with the correct solution seemingly a bit over ...

This is the second in a three-part series. Part 1 is archived under Tech Tips at radioworld.com. Eliminating parallel ground paths and providing a single, low-impedance path to ground for lightning ...