How Does Radiosonde Telemetry Work?

Explore the intricacies of radiosonde telemetry in this informative conference talk. Delve into the world of Narrow-Band FSK transmission and discover why this seemingly outdated technology remains crucial for weather balloon communications. Gain insights into the composition of radiosonde signals and learn about the data compression techniques employed to maximize transmission efficiency. Compare the telemetry systems of RS-41 and DFM radiosonde families, starting from demodulated baseband streams and progressing through the steps required to acquire a single data set. Examine the automatic processes used by software decoders and develop the skills to differentiate between high-quality and subpar decoders. Whether seeking inspiration for Sub-GHz transmission schemes or simply curious about the science behind weather balloon communications, this talk offers a comprehensive exploration of radiosonde telemetry.