Frustrated by his Aldi multimeter’s backlight turning off after just 15 seconds, [Steg Steg] took matters into his own hands. His solution? He added a manual toggle switch to control the ...

When mass-market digital meters arrived in the 1970s they incorporated FET input stages, so immediately there was the possibility of a multimeter with an impedance in the mega ohms rather than the ...

Before you start, make sure you have the necessary tools. To test your car battery at home, you’ll need a digital multimeter or voltmeter, safety gloves and goggles, and a clean cloth or brush ...