While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

You can use a multimeter with capacitance-measurement capability to measure the length of wire or cable to an open circuit. The capacitance of a pair of wires (or a wire to a shield) is directly ...

Dr Tom Brookes, Managing Director of Zzeus Training and Chair of the Fire & Security Association, provides insight into fire cable installation, and explains why correct insulation and continuity ...