For all of you who have a multimeter thrown in a drawer or toolbox but don’t know how to use it, these instructions will help in your search for missing voltage.

Photo 1. The digital multimeter (DMM) is the most commonly used type of multimeter. This DMM has a removable display for safety and can be used for various measurements, including AC and DC voltage ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

It is a classic clamp meter which enables the measurement of AC/DC voltage, AC/DC current, resistance, capacitance, frequency, temperature and inrush current. Moreover, UT216C has several additional ...

As you may well know, Arduino’s analog inputs can be used to measure DC voltage between 0 and 5V (when using the standard 5V analog reference voltage) and this range can be increased by using two ...

How to enable a microcontroller to measure floating dc voltages to 2% accuracy. Measuring a floating dc voltage using a microcontroller’s analog-to-digital converter (ADC), with the dc+ to dc– ranging ...