Open HamClock
What is Open HamClock? Open HamClock is a free software tool for amateur radio operators that visualizes global radio conditions in real time. It displays: Day/Night terminator (Greyline) Solar activity HF propagation DX cluster spots QTH locations Satellite tracks MUF (Maximum...
Weather station – Live weather data
Personal Weather Station – Live Online The DE3TMS-SWL portal includes an integrated personal weather station providing real-time meteorological data. The station measures: 🌡 Temperature 💧 Humidity 📉 Air pressure 🌬 Wind speed and wind direction 🌧 Rainfall All...
Distributed Computing – Receiving and Analyzing Radio Signals
What is it? Distributed computing is a method in which many computers across the world collaborate to process complex tasks. In the field of radio signal reception and shortwave listening, this opens exciting possibilities: signals can be received automatically, analyzed, and shared within the community. Why does it matter? Amateur radio operators and SWLs receive countless transmissions...
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Thursday, December 18, 2025
Merry Christmas
I wish you and your loved ones a merry and peaceful Christmas, along with health, joy, and confidence for the time ahead.
Thank you for your interest and trust – I look forward to a shared new year.
Wednesday, June 25, 2025
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Vox Recorder is a Windows utility that allows you to record audio sources only when an audio signal is present. Its main purpose is to avoid recording any silence that may be present at the input.
Vox Recorder was developed specifically for radio scanner enthusiasts. If you're one of them, you already know how time-consuming it is to listen to a new frequency: traffic on the new...
This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band. Use it only if legally permitted in your country. I assume no responsibilities deriving from its use. Standard disclaimer applies
PTT control via RS-232 serial port RTS/DTR control lines
Some radio transceiver models and CAT interfaces require special configuration for controlling PTT switch to enable RF transmission. In many cases, the RS-232 serial port RTS/DTR control lines control both the PTT switch and CW keying. The RTS control line usually controls PTT and the DTR control line controls CW keying, but it is...
LK0NOD – Dein Packet-Radio-Knotenpunkt auf dem 11-Meter-Band
LK0NOD ist ein modernes Packet-Radio-System im...
elotronics is an online shop and wholesaler of electronic components for industry, electrical installation and...
Anyone who enjoys DIY electronics projects as a hobby or is a true maker in the field of 3D printing will find a...
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