Process Data from a Weather Station with Linux
A DVB-T stick retrieves information from a professional weather station and stores it in a database for downstream processing.
Build a Saltwater Battery
Rechargeable lithium batteries are expensive, and manufacturing them damages the environment. Saltwater batteries offer a cheaper and greener approach to storing energy.
Leveling the Game
The small MPU6050 sensor contains a gyroscope and an accelerometer, which means that you can build a digital spirit level with it.
Microcontrollers for Beginners
The Nibble kit by CircuitMess is a freely programmable mobile game console that makes getting started with microcontroller programming a breeze.
Pig Pen
The wiringPi library, which many Raspberry Pi fans have grown attached to over the years, is no longer under maintenance by its developer. An alternative, in the form of Pigpio, has arrived just in time.