Wi-Fi HaLow: The Long-Range, Low-Power Wi-Fi That Quietly Grew Up
A relaxed look at Wi-Fi HaLow (IEEE 802.11ah), the sub-1 GHz flavour of Wi-Fi built…
Build a Standalone ESP32 DX Cluster Client with 9M2PJU Firmware
An open source ESP32 firmware that turns any of 22 popular screen-equipped ESP32 boards into…
Build an ESP32 Fox Hunt Beacon with 9M2PJU Firmware
An open source ESP32 firmware that turns any cheap handheld radio into an IARU-standard ARDF…
The 9M2PJU Mod LoRa APRS Tracker: A Tiny Malaysian Companion for the SOTA, POTA and the APRSMY Sunday Net
A relaxed tour of the 9M2PJU Mod LoRa APRS Tracker, a Malaysia-tuned APRS firmware for…
The ClusterDuck Protocol (CDP): Architectural Analysis of an Open-Source, Ad-Hoc LoRa Mesh Network
The resilience of communications infrastructure is frequently tested by extreme weather events and natural disasters.
The M5Stack Cardputer-Adv and Amateur Radio: 15 Real Possibilities Worth Exploring
Every ham knows the feeling: you see a new gadget and immediately think, "How can…
Turning Silicon into Radio: The Magic of Transmitting LoRa Without a Radio Chip
In the world of IoT, if you want to send data over a long distance,…
The Ultimate “DIY APRS TNC”: A Deep Dive into the ESP32APRS Audio Project
For years, if you wanted to set up a serious APRS (Automatic Packet Reporting System)…
M5Stack Cardputer Adv: Your Pocket-Sized Powerhouse for Creativity
In a world where technology shrinks faster than our attention spans, the Cardputer ADV M5…