UPDATED 14-April 2023: The latest version of NanoVNA Saver requires PyQt6 which is not yet available for the Pi. I will update these instructions when it’s available. NanoVNA Saver is an excellent package that provides a host of useful features[…]Click to read more..
Author: Mike Richards
Installing & upgrading CQRLOG on a Raspberry Pi
Updated 17 July 2020 to add missing wildcards from the apt install line! CQRLOG is one of the most complete contact logging programs for Linux and the Raspberry Pi, but building the latest version from source can be problematic. In[…]Click to read more..
Unstable Raspberry Pi – Taming the Power Supply
I frequently get asked to help with, seemingly random, behaviour of the Raspberry Pi. By far the most common cause is the power supply. Whilst the use of a USB socket for the power supply connection is very convenient, it[…]Click to read more..
Raspberry Pi 3+ & Ubuntu Mate – WARNING
Having just wasted time trying to get this going, I’ve discovered that the Ubuntu Mate download on the official Raspberry Pi site doesn’t work on the Pi3B+! This has been known about since March but has not been resolved! The supplied[…]Click to read more..
WSJT-X 2.3 – Transmit Audio Failure with PiOS
Thanks to a report from John, GM0WRR, I have identified a problem with WSJT-X 2.3 and the use of PulseAudio on the Raspberry Pi. When setting the input and output soundcard you would normally set both to pulse. However, if[…]Click to read more..
Troubleshooting systemd Services
Raspbian, like most Linux distributions, has changed to using systemd as the primary software suite to control the Linux system. Part of systemd’s responsibilities include running the services that provide much of the Linux functionality. Systemd is also the ideal[…]Click to read more..
Raspberry Pi – Transfer WSJT-X, JS8Call and FLDIGI settings to a new image
Several customers have asked me how they can move their settings and macros from one Pi image to another. This post attempts to simplify the process. To preserve your settings, you just need to copy a few files from the[…]Click to read more..
Raspberry Pi MotioneyeOS with BlueIris Security
The MotioneyeOS image for the Raspberry Pi makes a great, stand-alone, security camera or a wildlife camera. However, I wanted to be able to use the video stream as part my BlueIris video surveilance system. After much searching, I found[…]Click to read more..
FLDIGI fails to start with a fatal error
I recently has a case where one of my Austrian customers was using my Data Modes card but couldn’t start FLDIGI. When starting from the desktop, FLDIGI would show no response. When started from the command line, it would fail[…]Click to read more..
Raspberry Pi – Multiple Instances of RTLSDR as a Service
My Raspberry Pi RTL Dongle server cards run the server as a service under systemd. This has several benefits including a better-defined start and the facility to stop/restart a service gracefully. One of my customer recently asked if it was[…]Click to read more..