3D Design & Printing

Bench power supply

I designed this simple bench PSU to have one variable DC output and 2 x USB A ports. It’s based on a 19v 65w Dell laptop power supply that I had lying around but I wouldn’t recommend this route to…

ESP8266 based AC power monitor

I created this AC power monitor that is based on a Wemos D1 Mini and a 100A:50mA split core current transformer. It reports real time power consumption to Home Assistant via ESPHome and displays the data on the i2c oled…