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Solving a Frequency Hopping CTF Challenge with Aliasing
At this years BSides Ottawa security conference, Clayton Smith was tasked with setting up a wireless "Capture the Flag" (CTF) competition. CTF competitions generally consist of a mystery signal that...
View ArticleStarlink GRAVES Radar Reflections Received with SDR
Over on YouTube Jan de Jong who is based in Germany has posted a short slide show video showing that he received reflections of the GRAVES space radar from the new Starlink satellites. Starlink is a...
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RTL-SDR and HackRF Used in Mr. Robot – A TV Drama About Hacking
A few readers have written in to let us know the role SDRs played in the last season of "Mr. Robot". The show which is available on Amazon Prime is about "Mr. Robot", a young cyber-security engineer by...
View ArticleSignalsEverywhere: The Ethics of Decoding and Sharing Private Information...
Over on the SignalsEverywhere YouTube Corrosive has uploaded a new video that addresses the ethics about decoding private information with SDRs. The radio spectrum is full of private communications...
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Radio Analyser: New Program for Plotting DSDPlus Statistics
Thank you to Matthew Cowley for submitting news about his new program called "Radio Analyser". Radio Analyser is a program that imports DSDPlus radio and group files into a postgresql database. The...
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IridiumLive – New Software to Plot Iridium Satellites as They Pass Overhead...
Over on GitHub, microp11, the author of Scytale-C has released a new browser based program called IridiumLive which allows you to visualize the live positions of Iridium satellites as they pass...
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RadioCapture – Software to Capture, Archive and Listen to Trunked Radio From...
Back in April 2019 we posted about Matt Mills' Radiocapture.com website which is a web service that you can feed that automatically captures analogue and digital trunked radio conversations with an...
View ArticleTech Minds Demonstrates Iridium Live on a Raspberry Pi
Over on YouTube Tech Minds has uploaded a video of him demonstrating Iridium Live plotting Iridium satellite tracks in real time. We just posted about Iridium Live yesterday. It is a new program by...
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PiSDR Updated to Version 3.0: Now Supports the Airspy HF+
PiSDR is a Raspberry Pi distribution that is pre-loaded with multiple programs for various software defined radios. It currently supports RTL-SDR, LimeSDR, PlutoSDR, Airspy, and as of the most recent...
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Meteor M N2-2 Has Failed but Recovery May be Possible
UPDATE: It has now been confirmed by Roscosmos that the satellite was struck by what is presumed to be a micrometeorite which caused a leak of thermal transfer gas, and hence a sudden orbit change. It...
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Tracking down a Water Leak with RTLAMR
Earlier in the year Clayton discovered that his water bill had suddenly gone up one month. Suspecting a leaky appliance he set out to discover what it was by using an RTL-SDR and the rtlamr decoder....
View ArticleReceiving and Decoding NFC with an RTL-SDR and GNURadio
Having been inspired by an NFC activated coffee machine at his work, back in 2017 Jean Christophe Rona uploaded a blog post showing how he used an RTL-SDR and GNU Radio to sniff and decode NFC...
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RadarBox Optimized ADS-B Antenna + RTL-SDR Bundle Sale $39.95 + Shipping
Over in our store we're currently selling a RadarBox branded bundle that includes an ADS-B optimized antenna with 10 meters of coax, AND an ADS-B 1090 MHz optimized RTL-SDR dongle. RadarBox24 is an...
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DSDPlusUI: A Graphical User Interface for DSD+
Over on Twitter Annunaki (@StupotSinders) has been teasing some screenshots of a GUI for DSD+ that he's been developing over the past few weeks. And now he has released the software which is called...
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Increasing L-Band Active Patch SNR by using it as a Feed for a Satellite Dish
Recently RTL-SDR.COM reader Bert has been experimenting with our active L-band patch antenna product. He's written in to share that he's found that using it as a feed for a satellite dish works well to...
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Using a KerberosSDR to Monitor Air Traffic Control Voice, ADS-B, ACARS & VDL2...
The KerberosSDR is our 4-channel phase coherent capable RTL-SDR unit that we previously crowdfunded back in 2018. With a 4-channel phase coherent RTL-SDR interesting applications like radio direction...
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PyPacket: An APRS iGate For Your RTL-SDR
[Pypacket] was developed by GitHub user [cceremuga] and allows you to take advantage of a Linux computer (such as a Raspberry Pi) and an RTL-SDR to quickly and easily build your own APRS iGate. For...
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Remote Spectrum Monitoring with OpenWebRX, RTL-SDR and the Balena Cloud Service
Thanks to Alan Boris of Balena.io for submitting their new blog post titled "Running OpenWebRX on balena to remotely monitor local radio spectrum". Balena.io is an IoT cloud service that is used for...
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Meteor-M N2-2 Weather Satellite Updates: No More 137 MHz LRPT, L/X-Band...
In late December 2019 we posted about Russian weather satellite Meteor M N2-2 which had unfortunately been struck by a micro-meteorite on Dec 18, causing it to lose control and go offline. Meteor M N2...
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Using an RTL-SDR Blog V3 in Direct Sampling Mode to Receive HF DRM on an...
Over on the SWLing blog contributor Dan Van Hoy wrote in and shared a report on how he's successfully been able to receive HF DRM 30 digital audio with an RTL-SDR Blog V3 dongle running in direct...
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