Posts by KE4PDS

When: October 10, 2025 starting at 7:30 pm. Where: Oakton High School, Vienna Barry Duggan (KV4FV) will present “How to build a SSB receiver using GNU Radio” The only hardware used is an RTL-SDR dongle which costs about $20. In preparation for the presentation, look at: Installing GNU Radio  https://wiki.gnuradio.org/index.php?title=InstallingGRRTL-SDR FM Receiver  https://wiki.gnuradio.org/index.php?title=RTL-SDR_FM_Receiver If you cannot attend in person, the…