PiggyMeter is a wonderful example of a device that you never knew you needed – simple, elegant, easy to build, and accompanied by amazing documentation. It’s a snap-on interface for electric meters, ...

The USB interface is being increasingly used as a power supply and charging port for all kinds of devices, besides data transfer. A meter to measure the electrical parameters of devices connected to a ...

A plant never whispers when it needs water. It wilts, it droops, it gives up—often long before anyone notices. That silent struggle makes watering feel like a guessing game, and guessing rarely ends ...

Applications such as amplifiers, audio systems and ultrasound require precise phase measurements. This application note shows how to create a simple, low-cost phase meter that provides close to 1% ...