Ever wondered what colour codes multicore data cables use? Or why cable cores have different colours? If so, this week’s blog post is just for you. To the untrained eye the array of colours used on ...

One of the first things you learn in electronics is how to identify a resistor’s value. Through-hole resistors have color codes, and that’s generally where beginners begin. But why are they marked ...

I once worked with an engineer that often checked his resistors with a multimeter before use. I just assumed that he was just being careful (certainly more careful than I…). Then one day, he asked me ...