Category: Electronics

Over the air ESP32 update, fetching firmware from folder in remote server. The new .bin file is located in a …

A simple and inexpensive circuit to power a grid-tied photovoltaic inverter on the DC side, reproducing the i-v characteristic of a photovoltaic string. Useful to power an inverter at the bench, during repair.

This PnP machine is designed to be precise (linear rails) and economic (small 3D printed parts, wooden frame), and use …

Download XLoader. Select your .hex file. Select your device, com port and baud rate. Click upload.    

This is a nice experiment to throw an aluminum “bullet” up in the air at high velocity, and demonstrate the …

When the circuit is powered up a certain current flow from the base of transistor BC558 into the 560 k? …

PWL that loops forever LT Spice – How to simulate a repetitive signal? There is a quick and easy way …