oeradio.at – Amateurfunk in Österreich
Latest Articles
Kabelblick - coaxial cable attenuation calculator
Calculate the signal loss of your coaxial cables With Kabelblick you can quickly and easily calculate the attenuation of your coaxial cable at any frequency. No matter whether you work on shortwave, VHF, UHF or even…
QSO Buddy: Practice radio conversations interactively
You finally want to speak confidently into the microphone? QSO Buddy is your interactive trainer for amateur radio conversations (QSOs). Learn step by step how a typical radio conversation works - from the CQ call to…
Antennenblick: Interactively Understand Radiation Patterns
Anyone who works with antennas knows the problem: Radiation diagrams in books and online resources are often static, difficult to interpret and only show a single operating case. Antennablick changes that - a new, interactive tool…
PrefixPlay: Learn call sign prefixes while playing
If you want to be quick in a contest or simply want to know where a call sign comes from, you have to know prefixes. PrefixPlay makes learning amateur radio call sign prefixes a game. Why…
CQ Nothing: Why doesn't anyone answer?
You call CQ at 20 meters - and there's... nothing. No answer. CQ Nothing helps you understand why this can happen and how to systematically analyze errors. What is CQ Nothing? CQ Nothing is an interactive…
First Contact – Learn shortwave propagation through experimentation!
You probably know this: You sit in front of the rig, turn the VFO and ask yourself - why is there nothing going on at 20m while the place is full at 40m? Or why does…
Becoming a radio amateur – Getting started is easier than you think
Have you ever imagined what it would be like to communicate with people all over the world via radio without the Internet? This is exactly what amateur radio makes possible! It opens up a fascinating world…
Becoming a radio amateur – Getting started is easier than you think
Have you ever imagined what it would be like to communicate with people all over the world via radio without the Internet? This is exactly what amateur radio makes possible! It opens up a fascinating world…
What is an SDR? An overview for radio enthusiasts
Software instead of hardware: The SDR principle A Software-Defined Radio (SDR) is a radio receiver in which a large part of the classic hardware is replaced by software. Instead of requiring separate devices for each operating…
How far can I really get? Easily create RF propagation maps yourself
Planning radio coverage made easy – with Radio Mobile Online If you want to know how far your signal really reaches, Radio Mobile Online is a really powerful tool. The tool was developed specifically for radio…
🏕️ Wavelog – the online logbook for portable radio operation
A flexible logbook that can be accessed at any time is particularly important for portable radio operations (e.g. POTA, SOTA, field days). With Wavelog , a modern, web-based amateur radio logbook is now available on oeradio.at…
Setting up MSI2500 SDR (RSP1 Clone) on Ubuntu - step-by-step instructions
This guide shows how to get an MSI2500 based SDR receiver (like RSP1 Clones) running on Ubuntu Linux with GQRX. The instructions are also suitable for beginners without much Linux experience. What is the MSI2500? The…
