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..
Category: Radio Notes
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..
UKHASnet Update
One of the highlights of the 2014 RSGB Convention for me was the opportunity to meet James Coxon and see his presentation on the formation and development of UKHASnet. For those that haven’t come across it, UKHASnet is a relatively[…]Click to read more..
Contralube 770 Antenna and Contact Gel
Contralube is a fantastic synthetic gel that has been designed to protect electrical contacts and connections. It is suitable for all types of electrical connections from small signal RF through to high voltage and current systems. It has a breakdown[…]Click to read more..
Arduino Code for 0-500MHz, 1nW to 100W RF Power Meter
Here is the code for the Arduino in-line power meter that will feature in my Data Modes column in the August PW. Copy and paste the code below into your Arduino IDE: ————————————————————————————————————————– /* This sketch uses the Adafruit i2c/SPI[…]Click to read more..
Airspy – New Generation SDR Receiver
I’ve just completed reviewing the new Airspy SDR receiver and can tell you that it’s a very good little receiver that I’m sure will prove very popular. You can see full details in the next Radio User magazine. Coverage is 24MHz[…]Click to read more..
Android Decoding Software
Readers of my regular columns will know that I’ve recently been promoting the use of smartphones and tablets for decoding all manner of data signals. For Android based listeners the software from Wolphi LLC comes highly recommended. I have downloaded[…]Click to read more..
Raspberry Pi – RTL IQ Streaming: Radio User Correction
Decode Column David Ayres (G4SXT) has reported a couple of errors in the detailed instructions for downloading and configuring the Raspberry Pi. It seems that the git site address changed just after publication and I omitted a sudo command ahead[…]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..
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..
Apache Labs Anan 100D
Just got my hands on the new Anan 100D transceiver! Based on the HPSDR Project, it’s a great piece of hardware with loads of potential. I’ll be putting it through its paces in the run up to Christmas ready for[…]Click to read more..