When the blade passes in between then, the receiver shuts off a transistor connected to one of the Arduino’s external interrupt pins.

All the info you need right here ✦ In this occasion I'll make a lighting system to be controlled remotely from my rc using ...

Unfortunately you won’t be able to bind your existing RC vehicles to this radio, but since the receiver side is no more complicated than another Arduino Nano and NRF24 module, it shouldn’t be ...

Tolik777's Instructables walkthrough provides the details, but basically you're strapping an Arduino controller with a motor driver and Bluetooth receiver to an old RC car chassis, and controlling ...