Code for a 433MHz RF Wireless Transmitter and Receiver module. I had a lot of issues trying to find help when I was first learning about these devices. This code specifically controls the position of ...

This tutorial shows how to establish a basic RF communication link using cost effective wireless modules (434 MHz transmitter and receiver). The use of low-cost RF modules could be practical in ...

The FM receiver module is based on the TEA5767 [1, 2] chip. It is a well-known module that could be controlled via the I2C bus. It covers the FM frequency range from 76MHz to 108MHz. At the output, it ...

The complete circuit diagram for the Arduino Audio Spy Bug transmitter is shown below. If you are completely new to arduino and nrf24l01, you may try this simple Arduino nRF24L01 interfacing tutorial ...

Old infrared remote controls can be a great way to interface with your projects. One of [AnalysIR’s] latest blog posts goes over the simplest way to create an Arduino based IR receiver, making it ...

It is often required to switch electrical appliances from a distance without being a direct line of sight between the transmitter and receiver. As you may well know, an RF based wireless remote ...