*UPDATED 31st October 2018: A few typos corrected and instructions updated for Stretch. Also made amendments for Airspy-Mini receiver. NB: Spy Server is undergoing active development so it’s important to regularly update both Spy Server and SDR Sharp. Introduction SpyServer[…]Click to read more..
Category: Raspberry Pi
Upgrading Pi-2 SD card for use with the Pi-3
Several people have asked if it’s possible to upgrade an existing Pi-2 SD card to run the on the new Pi-3. It can be done, though some of the downloads seem to take quite a long time. To achieve the[…]Click to read more..
Using the Raspberry Pi as an RTL-SDR dongle Server
Installing RTL SDR Software NB: UPDATED 25th August 2021 Updated install commands Manual Installation These instructions assume you are starting with the latest Raspberry Pi OS from the Pi site. NB: The Lite version is all you need. Before you[…]Click to read more..
RTL-SDR Segmentation Error Solved
Solving the rtl-sdr Segmentation Error on Raspbian (16-2-2015) The problem appears to be caused by the 11.1 version of libusb-1.0 that is used for the current Raspbian build. Upgrading to the latest version, 19.1, solves the problem. The following procedure[…]Click to read more..
RSGB Convention 2016 Slides
As promised at my lecture this afternoon, I have posted the slides and you can view and download themvia the following link: http://www.authorstream.com/Presentation/mikerichards1610-2936133-pi-pitaya-shack-rsgb-convention-2016/
Raspberry Pi Ubuntu 15.10 Blank Screen
I’ve just wasted lots of time trying to get Ubuntu Mate 15.10 working so I could start work the WSJT-X build. No matter what I tried, I always had a blank screen. However, if I ran the card on a Pi[…]Click to read more..
Raspberry Pi USB Sound
The Pi comes configured to use the on-board sound system by default. This a problem for those that want to use the higher quality or stereo in and out available from an external USB soundcard. The solution is to change[…]Click to read more..
UKHASnet Arduino Stripboard Nodes – Radio User Readers
In my last Decode column I gave details of the UKHASnet network along with links on how to build your own super cheap nodes and start experimenting. Having spent some time playing with these I have a few tips that[…]Click to read more..
Upgrading Ubuntu Mate to 15 to 16 on the Raspberry Pi
The Ubuntu Mate OS works very well on the Pi so is well worth a try. If you have Mate 15 already installed and want to update to the recently released Mate 16 you’ll be glad to hear that is[…]Click to read more..
Making a Reduced Size IMG for backups or sharing
Here is a technique for creating an image of an SD card (or any other filesystem) and then reducing the size of that image to exclude unallocated space in the image file system. If you are doing this on a[…]Click to read more..
Raspberry Pi – Auto-Start rtl-sdr Server
Raspberry Pi Tips Auto-Starting rtl_tcp during boot To avoid having to use ssh to access the Pi and start the rtl_tcp stream, we can hook into the rc.local script to automatically start the server if an IP address is available[…]Click to read more..
Raspberry Pi Mains Switching
Pi-mote Controlling mains powered devices with the Raspberry Pi has always been a problem and one that I’ve previously handled by using relays to isolate the Pi from the mains. However, I’ve recently discovered a much neater solution from the[…]Click to read more..