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…
PMR446 in Malaysia: The Complete Guide to License-Free 446 MHz Walkie Talkies
âš Disclaimer & Ongoing Updates: This article is intended as an informational summary of PMR446…
APRS-WTSAPP: Sending WhatsApp Messages from Amateur Radio via APRS
For amateur radio operators, APRS has long been one of the most useful tools for…
Why CW Abbreviations Still Live on Voice Modes
Amateur radio carries more than technology from one generation to the next. It carries a…
deskHPSDR: SDR Frontend for OpenHPSDR Transceivers
Software-defined radio has given amateur radio operators a level of control, visibility, and flexibility that…
BHI: Cleaner Receive Audio for Amateur Radio Operators
In amateur radio, not every problem is solved with more power or a bigger antenna.…
Heil Sound: Why Ham Radio Operators Trust This Legendary Audio Brand
In amateur radio, your signal matters, but your audio matters too. A strong signal with…