Posted in Arduino Hacks, Radio Hacks, Wireless Hacks Tagged arduino, ham radio, RF, SI5351, signal generator ← Hackaday Links: September 13, 2015 Hackaday Prize Semifinalist: An Open Smartphone → ...

To actually power and control the entire circuit, [Martyn] used an Arduino loaded up with a program based LedControl library makes programming the spedometer a snap.

If you like decorating your house for the holidays, these digital LEDs save the trouble of manual teardowns by using Arduino to modify animation effects each season.