Colin (G4EML) has recently been working on a great new project. Its a Raspberry Pico USB interface alternative for the FTDI FT2232H module. This module is fairly expensive and difficult to get in some countries so this is a welcome project. This project also supports dual TS reception with the advantage that you only need…
Category: Experiment
Quansheng UV-K5/K6/5R Experiments : Flashing Custom Firmware
What is this ? The Quansheng UV-K5 and all its current variants is a radio very similar in the line of the various Chinese made radio series available on the market. While there is various controversy about the availability and usage of these radios (even in South Africa) there is something to be said about…
In The Shack – 2024 – Week 3
Hi Everybody, I tend to usually only post if I have a new version of software ready for testing, or completed a specific project. Unfortunately this leads to long times before posts and then I get emails asking whether I’m still alive :p I’ve decided to start a weekly post or so just chatting about…
QO-100 High Speed Modem and Weather Station
Overview If you have been active on QO-100 then you would by now know about the High Speed Multi Media Beacon. The beacon sends high speed data within the maximum allowed bandwidth of 2.7 kHz. I’ve previously done a post on development information as well as some tips and tricks to get it going on…
PlutoSDR on Network via Raspberry PI
I’ve been playing recently with the QO-100 high speed modem, its been working well, but one of the smaller issues I’ve been having is that every now and again I get bad packets. I’ve been tweaking all kinds of settings on my SDR Console as per the documentation and while I receive most packets it…
QO-100 High Speed Modem – Info/Tips/Development
The QO-100 High Speed Modem is a very exciting development from Amsat-DL and DJ0ABR. The modem itself allows for sending all kinds of different data including files, images and even experimental voice. The QO-100 Narrowband Transponder has a multimedia beacon currently running where you can receive and decode lots of interesting information using the High…
Practical DATV Network/Internet Streaming Experiments – Part 1
Background Whenever you deal with media be it audio or video, streaming it over a network or the internet always comes up. The amateur radio television hobby is no different. We are creating content that is being transmitted over various platforms including satellites. The QO-100 satellites has also opened up these kind of experiments for…