Outernet Dreamcatcher Sale is a Steal: $39 USD RTL-SDR + Computing Board...
The Outernet Dreamcatcher has recently gone on sale and is now only $39 USD. Previously it was priced at $79 and $59 USD. The Dreamcatcher is an RTL-SDR and computing board all built onto the same PCB....
View ArticleReceiving Satellite TV Beacons with an RTL-SDR and LNB
Thank you to an anonymous contributor for sharing his experiences with trying to receive satellite TV beacons with his RTL-SDR. Satellite TV is typically up at 10.7 to 11.7 GHz which is far too high...
View ArticleUnderstanding the Fourier Transform: Video Tutorial from 3Blue1Brown
The Fourier Transform is a fundamental concept when it comes to digital signal processing (DSP) and thus understanding how software defined radios like the RTL-SDR work. It is the key bit of maths...
View ArticleRunning a NAS, Torrentbox and ADS-B RTL-SDR Server all on the same Raspberry...
Most readers are familiar with the Raspberry Pi 3 and how it can be used with RTL-SDR applications such as ADS-B reception. However, one does not need to dedicate an entire Pi 3 to a single task as...
View ArticleVisual Tuner Knob Plugin for SDR#
Thank you to Eddie MacDonald for submitting his new SDR# plugin to us via our forums. Eddie's plugin is called the 'Tuner Knob Plugin', and simply enables a visual tuner knob on the screen for...
View ArticleVideo Tutorial: Setting up DMR Decoding with SDR#, DSD+ and an RTL-SDR
Over on YouTube user Tech Minds has uploaded a useful video which shows how to set up DMR decoding with SDR#, VB-Cable, DSD+ and an RTL-SDR dongle. He also uses the DSD plugin for SDR# which makes...
View ArticleSDR# Dark Mode Plugin
A few days ago Eddie MacDonald released his Tuner Knob plugin for SDR#. Today he's released a new plugin called "SDR# Dark Mode" over on our forums. This plugin is very simple in that is just makes the...
View ArticleAn Intuitive Tutorial on SDR, The Frequency Domain and IQ Data
Over on his website P. Lutus has written up a useful article that introduces us to some common SDR hardware (RTL-SDRs, upconverters and the HackRF), mentions some common SDR software, and then dives...
View ArticleRTLSDR-Airband V3 Released
Thanks to RTL-SDR.com reader Lee Donaghy for writing in and little us know that RTLSDR-Airband was recently updated to include SoapySDR support. This allows the software to now work with almost any SDR...
View ArticleSDR# Plugin: FFT Window Screen Grabber
Recently Eddie MacDonald has been pumping out simple but useful plugins for SDR# including the SDR# Dark Mode and Visual Tuner Knob plugins. Recently he released a new plugin called "FFT Window Screen...
View ArticleDecoding Morse Code and Weather Faxes with an RTL-SDR
Over on the YouTube channel Tech Minds the presenter has uploaded two new RTL-SDR based tutorial videos. The first video gives a bit of background and shows how to decode Morse code with an RTL-SDR. He...
View ArticleA Guide to Using SDR-Console V3 for Accessing and Creating Remote Servers
Jon Hudson, head of marketing at SDRplay has recently released a helpful tutorial that shows how to access remote servers in SDR-Console V3, and also how to set up your own server too. As you may...
View ArticleReceiving WSPR with an RTL-SDR V3 and with Automatic Band Changing
RTL-SDR V3 + Raspberry Pi WSPR Receiver WSPR (pronounced "Whisper") is short for Weak Signal Propagation Reporting, and is a HF ham mode typically run on very low power levels such as 1W. The data from...
View ArticleOnline 101 Course on RTL-SDR, DSP and MATLAB 2nd Edition Starting Soon
Back in September 2017 we posted about the start of a MOOC (massive open online course) run by Juan Moreno and some collegues from the Technical University of Madrid that aims to introduce students to...
View ArticleSDR# Tuner Knob, Night Mode and FFT Grabber Plugins have a new home
Recently we've posted about Eddie MacDonald's several releases of new plugins for the popular SDR# software. Recently he's released a tuner knob plugin which provides a visual frequency tuning knob...
View ArticleGhostSDR: An RTL-SDR Based Ghost Box for SDR#
A "Ghost Box" or "Spirit Box" is a tool used by paranormal investigators to talk with spirits via the claimed electronic voice phenomenon (EVP). Some believers in paranormal activity theorize that...
View ArticleSDR# TETRA Plugin Updated: No longer requires MSYS2
Last week we posted about the release of a new TETRA decoder plugin for SDR#. The plugin made setting up a TETRA decoder significantly easier compared to previous methods, but it still required the...
View ArticleListening to SELCAL and the HF Air Band with an RTL-SDR
Over on YouTube content creator Tech Minds continues to upload informative RTL-SDR based videos, this time discussing SELCAL and the HF Air Band. For international flights it is common for aircraft to...
View ArticleR820T2 Chip Discontinued: Low Cost R820T2 RTL-SDRs will Continue, Airspy Will...
The R820T2 is the main tuner chip used in most RTL-SDR dongles. Several months ago Rafael Micro ceased regular production of their R820T2 chip, and the older R820T has also been discontinued for some...
View ArticleFOSDEM 2017/2018 SDR Conference Videos: Passive Radar, Radio Telescopes,...
Fosdem 2017 and 2018 were conferences on software development that occurred on 4 & 5 February 2017 and 3 & 4 February 2018. The conference features several software defined radio and RTL-SDR...
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