D printed breadboard designs optimized to leave as many rows as possible for the Raspberry Pi Pico and ESP32 development boards.

Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega ...

Description: $2 for 10pcs PCBs (24 hours turnaround time) Making a good lighting system for your rc projects is not ...

After the swivel by Helium Inc. towards simply running distributed WiFi hotspots after for years pushing LoRaWAN nodes, many of the associated hardware became effectively obsolete. This led to ...

Please note that the V2 of this controller can be bought as a complete set with better components, a pre assembled PCB and much more on my tindie: https://www.tindie ...

Drive (N * (N-1)) number of "Charlieplxed" diode matrices (e.g. LED Matrix) with N number of outputs capable of tri-state. The LED Matrix design is inspired from http ...