Accomplished musicians – and even some who are not so accomplished – develop the skill of sight-reading; they can look at the score for a piece of music and ‘hear’ what it sounds like. We engineers have our own version of this skill;...

A recent article in Electrical Tester discussed insulation test voltages for cables and looked at the confusion that sometimes exists in relation to choosing the most appropriate test voltage and test method for a particular application. This article looks...