Back in the 90s I used a pretty simple 4-port automatic antenna switch built around a logic IC to be QRV with 4 modems and
Packet radio
Built and tested a NinoTNC N9600A3
Recently I bought a PCB, ordered the components, and built myself a NinoTNC N9600A3. Just curious how it would work and perform compared to several
Alan RMD 1200 with Baycom KISS interface
After enhancing my Baycom modem with a KISS interface it was time to do the same ‘trick’ to an Alan RMD 1200 modem. This modem
Weather script for Uronode
Some months ago I wrote a simple Python script which outputs some weather data gathered from the Dutch Buienradar’s JSON feed. It contains reliable data
Baycom modem USB KISS interface
Which die-hard packet radio enthousiast doesn’t has one or more Baycom type modems laying around somewhere? Yes… Me too… Unfortunately they aren’t very useful on
Ax25tools mod for TNN CB support
Recently I did some testing with several TNN (TheNetNode) versions and noticed the CB versions are addressing NetRom broadcasts to their neighbour’s callsign instead of
My Dire Wolf soundmodem config
I get many requests from people how I’ve configured Dire Wolf soundmodem on my Raspberry Pi. Just to avoid mailing my direwolf.conf each time I’ve
Linux AX.25 kernel module patching
Because I got tired of manual patching an old bug in Linux’s AX.25 kernel module (which still isn’t fixed!) I wrote a small script to
Rpi based packet radio setup ‘in a box’
Somewhere around 2012 I built some sort of proof of concept to see if it was possible to run a full Linux AX.25 stack with
True open squelch DCD
Almost all TNCs in my collection do already have some sort of open squelch data carrier detection (DCD). Mostly XR2211 PLL IC based DCDs and