Project guides
Getting started with the ESP32: your first Wi-Fi project
The ESP32 packs a dual-core processor, Wi-Fi and Bluetooth into a board that costs less than a pizza. In this guide you will install board support in the Arduino IDE, upload a blink sketch and then se
How to choose the right LiPo battery for your drone or robotLiPo batteries are described by three numbers: cell count (S), capacity (mAh) and discharge rating (C). Cell count sets the voltage: each cell is 3.7 V nominal, so a 4S pack is 14.8 V. Match this to w
Arduino vs Raspberry Pi: which one do you need?An Arduino is a microcontroller: it runs one program, starts instantly, and is excellent at reading sensors and driving motors with precise timing. A Raspberry Pi is a full Linux computer: it can run
Soldering basics: five habits for clean, strong joints1. Keep the tip clean and tinned. Wipe it on a damp sponge or brass wool and add a little fresh solder before each joint.