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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....
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Receiving 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...
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Running 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...
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Visual 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...
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SDR# 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...
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An 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...
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SDR# 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...
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Receiving 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...
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SDR# 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...
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GhostSDR: 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...
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SDR# 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...
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R820T2 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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