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..
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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..
Windows 10 Backup and Restore
Windows 10 still includes the Backup and Restore facility from Windows 7 but it’s been hidden! Here’s how to find it: In the Windows search box (bottom left of screen) enter: control panel Open the control panel and in the[…]Click to read more..
Raspberry Pi – Running Spy Server as a service
Updated 8th March to clarify the requirement for Spy Server to be pre-installed. Updated 8th Aug 2018 to add a start-up delay to the rtlsdr.service file. This is to ensure that an IP address has been allocated before the Spy[…]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 – Update to WSJT-X v2.0.0
Version 2.0.0 of WSJT-X brings several new enhancements but is incompatible with previous versions of WSJT-X. As a result, all users must update to version 2.0.0. The update process shown below can also be used for a new installation. In[…]Click to read more..
Repairing Corrupt System Files in Windows 10
** Updated 3rd Jan 2019 – To add extra DISM commands and recovery options. Windows includes a number of tools to get you out of a fix if your computer starts misbehaving. In this post, I’ll run through the repair[…]Click to read more..
Raspberry Pi – Running a program after the PIXEL desktop starts
Updated 21-4-2020 to correct typo. To automatically run a python program when the PIXEL loads, you need to add a command to the autostart file that can be found here: /etc/xdg/lxsession/LXDE-pi/autostart Here’s the process: Open the autostart file: sudo nano[…]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 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..
Red Pitaya – Buyer Beware
My Red Pitaya failed recently after about 2 years of occasional use. It’s probably a 3.3V power regulator fault but the Red Pitaya team won’t supply component details and don’t have a repair option! So that’s £250 gone and not[…]Click to read more..
Airspy – Spy Server Scripts
I’ve had Spy Server working very successfully with the Pi 3 for a while now and have written a few time-saving scripts that others might find useful. These can be found in the attached zip file. Here’s a quick run[…]Click to read more..