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..
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..
Introduction I recently wasted many hours trying to get the PiFace board to work with Python. I eventually discovered the root cause of the problem, so have documented it here, both for my own reference, and for anyone else who might[…]Click to read more..
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..
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..
** 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..
NB: Updated 21st Aug 2018: Changes to the rtlsdr.service file to add a start-up delay to ensure an IP address has been allocated before starting the server. NB: This post assumes that you have already installed the RTL-SDR server on[…]Click to read more..
To automatically run a python program when the LDXE environment loads, you need to add a command to the lxsession autostart file. Here’s the process: Open the autostart file: sudo nano /home/pi/.config/lxsession/LXDE-pi/autostart Add this new line: @python yourscript.py NB: Obviously, you replace[…]Click to read more..
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..
The latest release of Raspbian Stretch for the Pi has replaced the familiar NTP application with a lightweight solution using timedatectl. As a result many of the online tutorials for adding a GPS USB dongle are out of date. After some[…]Click to read more..
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..
I recently changed my keyboard/mouse combo to a Perixx Periduo-712. When I restarted the Pi, I found that my mouse pointer had become very slow. A quick look around the Internet revealed a fix as follows: To speed-up the mouse,[…]Click to read more..