Published onJanuary 4, 2023APRS & AX.25 Demystified: Full Packet Generation and Frame Encodingaprsax.25afskradioA procedural walk through of generating an APRS packet and encoding it into AX.25 at the bit level.
Published onNovember 18, 2022Understanding Phase Shift Keying (PSK) and Implementing PSK31 (BPSK & QPSK)radioc++An introduction to the physical properties of PSK modulation and how I implemented it in C++.