Explore the world of Internet of Things (IoT) radio frequency (RF) analysis using Software Defined Radio in this comprehensive 43-minute conference talk from GrrCon 2016. Dive into modulation types, key radio receiver components, and the concept of Software Defined Radio. Learn about common frequency use examples and how to set up your environment on both Windows and Linux systems. Discover calibration techniques, prebuilt tools, and transmitting with Virtualwire. Gain insights into data formats, signal identification, and advanced analysis using Gnu Radio Companion. Conclude with valuable lessons learned, equipping you with essential knowledge for IoT RF analysis.