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The MicroMag3 measures the strength of a magnetic field in three axes (north-south, east-west and up-down). It can be used as a magnetic compass and inclinometer. by Jim Rowe
This project demonstrates how two modules can be combined with a bit of extra circuitry to do a useful job. The result is a circuit that will power a load, like a fan, when the ambient temperature exceeds a set threshold. by Tim Blythman
IR (infrared) remote controls have been around for about 50 years, with TV being one of the first major applications. They are used in many fields, so components and modules for IR remote control systems are widely available. Here’s how to use them to build an IR remote control extender. by Tim Blythman
We are already using this Mini Project every day. It’s easy to build and requires only a Leonardo board and a display shield. It’s a Symbol Keyboard, allowing you to easily type symbols and other characters that don’t appear on regular keyboards. by Tim Blythman
The Radxa ROCK Model 4C+ is compatible with much of the Raspberry Pi ecosystem and is in the same form factor as the Raspberry Pi Model 4B, but it has some unique features that differentiate it from the Pi. by Tim Blythman