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.” ...

With any vehicle, routine maintenance is a key essential in keeping you car running in tip-top condition. When spark plug wires fail, a car will hesitate, stumble, and run erratic, especially going up ...

The testplug described here does exactly the same job as the professional ones - and works the same way. However this one uses about eight pounds worth of readily obtainable bits. You know the ...