Powering Amateur Radio with DIY Innovation. Your go-to hub for hands-on projects, digital experimentation, and practical guides designed for the modern ham.
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A simple real-time RTTY (Radio Teletype) software modem application written in Python. It supports receiving and transmitting Baudot-coded RTTY signals using your computer’s sound card and optionally controls PTT via serial port RTS line.
All field days are different depending on changes of variables during the event. Your field day experience may be different than any other person. I have never been to POTA/ SOTA activation and never...
The ESP32 KISS TNC is a minimalistic design using the fewest necessary components. An improved version is in development. In this guide, I’ll show you how to connect the ESP32 KISS TNC to APRSdroid via Bluetooth....
On market there are lots of options for sound card-based data modems, like Signalink, Digirig and lots of DIY and cheap modems. I haven’t seen any Bluetooth based audio data modem apart from Mobilinkd...
Standardisation of you shack or Mobile operations can help you stream line your operations, improve efficiency and allows you to hot swap equipment when needed. Lets start from the Power. Standard voltage for operating...
You don’t need to purchase expensive TNC modems for packet data. You can simply use Signalink USB or soundcard and a software to be used as KISS TNC on Windows PC. In order to...
A basic PCB unun with a BNC connector for QRP operation, ideal for use with a Half-Wave End-Fed (HWEF) or long-wire antenna for HF bands. You can build a 1:1, 4:1, 9:1, or 49:1...
Simple Communication Reference Book in A5 size with reference to RST, Q-Codes, UK ham radio band plans, Antenna lengths, Emergency Communication Abbreviations/Prowords, Emergency Comms Frequencies. 73’s 2E0UMR
I made a cable for TCA/PRC-152 to use it for digital modes like VARA FM, SSTV and RTTY. Initial thought was to use this cable with AIOC cable with possibility to be able to...
This is simple guide to program TCA/PRC-152 (2023 build Non-GPS) from keypad. Common starting steps: Power on the radio by twisting volume knob to 1. Switch the radio in VFO mode by press and...
1:1 4:1 49:1 AFSK AGW AGWPE AM Amateur Radio Apps APRS Blue Dmod Bluetooth BNC BT002 bluetooth data mode DC Power DIY ESP32 Field Day Flipper Zero FM HAM RADIO HF KISS TNC manual OfCom Packet Engine Packet Radio PL 259 Powerpole Programming RADIO EQUIPMENT RTTY RX SO 239 Softmodem Software TCA/PRC-152 TETRA TNC TX UHF Unun VHF Web based software
Latest update from NOAA SWPC
