amateur-radio
2023
I built some ferrite chokes
·305 words·2 mins
I built two ferrite chokes and measured them already,
but I never presented the results to the internet audience 😉
DMRHost on a RaspberryPi 4 with OpenBSD or FreeBSD
··1161 words·6 mins
A rather quick demonstration of my recent test to install
DMRHost on a Raspberry Pi 4 which is running OpenBSD 7.3
Problems with apt-keys on my hotspots
·722 words·4 mins
For some reasons apt wasn’t able to verify the repositories
signing keys on my Raspberry-Pi based hotspots and this is how I fixed it.
Observe your neighbours weather stations
·80 words·1 min
Another simple and short snippet for rtl_433
on Linux (and probably FreeBSD).
Update weewx-netatmo extension
Upgrade the authentication method from password to preauthenticated refresh_token
Listen to VHF/UHF radio with an RTL-SDR stick
··38 words·1 min
Listen to old-school radio on the command line with
rtl_sdr
.Moving WeeWX to OpenBSD
I moved my WeeWX setup to my new server, which is running OpenBSD
7.3.
An (other) attempt to operate portable
·440 words·3 mins
A short story of another failed attempt on a portable operation
from January 2023.
2022
HAMnet on the pfSense
·867 words·5 mins
A short guide on how I installed my L2TP tunnel on my
router/firewall. Routes get announced to new DHCP clients.