After update to Ubuntu 18.04 I hit a problem with apt-key that would not fetch keys saying gpg: keyserver receive failed: Invalid argument. Spotify updated their apt repository signing keys and […]
When it comes to debugging shell scripts probably single most valuable piece of advice is to use built in set -x command. It’s available in most shell interpreters and sometimes […]
Linux provides sysfs interface to power management / sleep states. Available states are represented by strings that can be found in /sys/power/state file: # cat /sys/power/state freeze mem disk Available […]
WSJT-X Ubuntu configuration is pretty simple. If you are familiar with WSJT-X but you ran it on other OS then all of this is probably obvious to you. Most settings […]
Accurate time keeping is very important task. One example where it is critical is using FT8 digital mode from WSJT-X software for ham radio operators. FT8 works in 15 seconds […]
Icom IC-7300 and Linux. Do they go well together? Let’s see. The TRX is equipped USB port type B on rear panel which provides audio/baseband/12kHz DRM IF Input/Output and RIG control. […]
WSJT-X Ubuntu installation is pretty simple but not obvious. It is available via Ubuntu channels but it in some old stale version. New releases are announced and can be downloaded from […]