| Ensure uninterrupted power for your 4G GPS SMS Alarm Tracker with this custom backup power supply. Features dual 18650 batteries, charge man...
| Ensure uninterrupted power for your 4G GPS SMS Alarm Tracker with this custom backup power supply. Features dual 18650 batteries, charge man...
| Streamline your energy usage with the Smart Meter ESP32 V2. You can monitor electricity, gas consumption, and more with wireless communicati...
| Here is a possible solution to power portable devices based on Raspberry Pi. The goal of this project is to propose a power supply system us...
| This project offers a way to power portable Raspberry Pi-based devices using a rechargeable battery. It includes a system that supports head...
| Monitor grid frequency and voltage with a real-time graphical logger. Track changes every second, log for 15 hours, and detect failures with...
| This Labs project introduces a safe and economical approach to measuring AC power using the PC's sound card, suitable for both grid and audi...
| Inductors may lose their inductance at higher currents because of core material saturation, which limits the range of use. Here we look at a...
| Here is an update to a 555 Class D Power Amplifier project first presented about a decade ago. Read on to learn about some of the improvemen...
| Discover how to build a solar-powered 7.5" e-paper clock using ESP32, boasting a 180-degree viewing angle and ultra-low power consumption, p...
| You can use a reclaimed electric car battery to store solar energy for your lab! The designer is developing a step-up converter that can han...
