We may receive a commission on purchases made from links. One tool you'll find stashed in all the best electrician's tool backpacks is a multimeter. Most modern multimeters are of the digital variety, ...

Actively reporting, writing, and editing on automotive news and since 2021, Dave has brought his acerbic wit and love of European car culture to brands such as HotCars, CarBuzz,and TopSpeed.

Measure low resistance values and locate short circuits. There are several situations where you may need to measure low resistance values, down to the milliohm range. One example is locating a short ...

Fascinated with electronic projects and want to build your own? Arduino boards can most definitely help with that. These microcontroller boards are designed to send and receive data to and from the ...

Need an oscilloscope? Understand all you need to know about oscilloscopes in this beginner-friendly tutorial, and elevate your electronics projects beyond the multimeter. Have you ever found yourself ...

A precision voltage reference is useful in the lab for checking your multimeters. This post describes the construction of a poor man’s precision voltage reference. It is great for checking any ...

Discover how you can build a professional digital multimeter using Arduino that measures up to 24V DC voltage, checks resistance, conducts diode testing, and performs continuity tests. This ...

How to tune a guitar… Even if you haven’t got a tuner Gibson brings back the T-Top humbucker with “period-correct” 1968 spec "There isn't one correct answer": 6 things you need you need know about how ...

Molecular absorbance and fluorescence measurements are usually performed by benchtop or portable USB spectrophotometers or fluorometers. However, even the simplest configuration of these instruments ...

The Left and right arrow keys are used to select the channel or device and the Up and Down Arrows control the volume for the currently selected device. Quit the program with ALT+Q, or by hitting the ...