ka9q-radio by Phil Karn KA9Q
40:07
FSK C4FM Modulation Primer
47:44
Pacificon 2024 FlexRadio Update
50:17
SEA-PAC 2018 Future of Amateur Radio, presented by Steve Hicks N5AC of FlexRadio
17:38
Amateur Radio Balloon Receivers
43:54
“A First Look at PostgreSQL 17" with Christophe Pettus
46:18
Elecraft K4 High Performance Direct Sampling SDR
49:18
The Road to the MMDVM
26:44