RTL-SDR FM Receiver

RTL-SDR Based FM Receiver

This tutorial describes how to receive broadcast commercial radio stations transmitting Frequency Modulated (FM) signals using the RTL-SDR receiver. The following hardware is needed for this tutorial:

• RTL-SDR Receiver
• VHF Antenna

Please connect the antenna to the RTL-SDR, and plug the RTL-SDR into the USB port on your computer.

Configuring the RTL-SDR Properties

Add the Soapy RTLSDR Source block to the flowgraph. Soapy [1] is a SDR support library which interfaces with different SDR hardware.