AEMC’s rugged, digital ground resistance tester Model 6470 performs grounding resistance, earth coupling measurement, soil resistivity and bonding tests. This direct reading tester measures from 0.01 ...

Electrical safety testing has been around for almost a century, and safety agencies have been testing and certifying products for almost as long. Electrical and electronic products have changed ...

For electrical workers, installing a standard grounding system is almost an afterthought — drive two ground rods and you're done. But this practice is inadequate for today's demanding applications ...

AEMC Instruments manufactures professional electrical test and measurement instruments for the industrial, commercial and utility marketplace. Chauvin Arnoux founded in 1893 and AEMC Instruments (part ...

In the second part of this series on the highs and lows of resistance measurements, I illustrated the differences between two-wire and four-wire resistance measurements on an actual low ohmic sample ...