Listening to FM Radio in Software, Step by Step | Linux Journal

My article “GNU Radio: Tools for Exploring the Radio Frequency Spectrum” [LJ, June 2004] provides an overview of how the GNU Radio system works and discusses a couple hardware options for getting the RF signals digitized and into the computer. This article takes a look at how to use GNU Radio to listen to FM radio. The hardware setup used in this article is shown in Figure 1. It's the brute-force,