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Demod Analyzer: Analyze Digital Modulation (BPSK, QPSK, 16-QAM) in IQ Files
Thank you to Attila Zsellér, who has submitted his latest Python program called "Demod Analyzer". This program is designed for analyzing BPSK/QPSK/QAM16 signals in recorded IQ samples. Atilla writes:...
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Marine VHF Scanner: A General Purpose Narrowband Receiver and Scanner for the...
Thank you to Wolfgang (OE1MWW) for writing in and sharing with us his software called "Marine VHF Scanner". Although its title suggests it's a Marine band scanner, Wolfgang notes that he has since...
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LakeShark: P25 Phase 1, FM, POCSAG, ADS-B and Sub-GHz with an RTL-SDR on the...
Thank you to Samuel Reynolds (aka SAMS0N1TE on GitHub), for writing in and sharing with us his project called 'LakeShark'. LakeShark is firmware for the LilyGO T-Display P4 (an ESP32-P4-based...
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Frugal Radio: A Six SDR Setup with KrakenSDR and SDRplay for ADSB, ACARS,...
Over on YouTube, Rob from the 'Frugal Radio' channel has uploaded a video showing his multi-SDR monitoring setup that consists of a KrakenSDR, SDRplay RSP1A, and a cheap 12-year-old computer. The...
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SDR–: A Software-Defined Radio Application with Visual Signal Path
Thank you to Julian for writing in and sharing with us his interesting project called SDR-- (SDR minus minus). SDR-- is an open-source app that lets you wire devices, decoders, and displays together on...
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AVARE ADS-B Receiver for Android Updated
All the way back in 2014, we posted about Avare ADS-B Receiver, which back then was a simple RTL-SDR ADS-B receiver and map for Android devices. The author of this app, TFL, recently wrote in and...
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FoxSDR: A From-Scratch Software-Defined Radio Receiver for Windows
Thank you to an anonymous contributor (known only as wonderingStars on GitHub) for writing and sharing their project, 'FoxSDR'. FoxSDR is advertised as a 'software-defined radio receiver written from...
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Using a Fruit Fly Brain to Tune an RTL-SDR FM Radio
You may have seen in the news that researchers have recently mapped the brain and nervous system of a fruit fly and digitally simulated it in what they call a 'connectome'. Without additional training,...
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OpenWXSDR Updates: Decoder Improvements and Sondehub.org Uploads
Back in May, we posted about the release of OpenWXSDR, an open-source Python framework that turns one or more RTL-SDR or Airspy SDRs into a fully automated radiosonde ground station running on a...
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GNU Radio World: Browser-Based GNU Radio Flowgraphs
Thank you to Marc Lictman, vice president of GNU Radio, for writing in and sharing with us his new project called "GNU Radio World," which is essentially GNU Radio Companion in a web browser, written...
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VibeSDR Jr: Apple Watch RTL-SDR, KiwiSDR, UberSDR Client now Available
Back in July, we posted about VibeSDR, an AI vibecoded open-source mobile SDR client for rtl_tcp and UberSDR/KiwiSDR/OpenWebRX servers developed for iOS and Android. In that post, Stuart also mentioned...
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KrakenSDR Tested as a GNSS Jammer and Spoofer Localizer
KrakenSDR is our 5-channel coherent software-defined radio designed for applications such as radio direction finding. It was successfully crowdfunded on Crowdsupply back in 2021. We've recently come...
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Carshepherd: An Android RTL-SDR App For the Early Awareness of Nearby...
Thank you to Cees for writing in and sharing his Android app, "Carshepherd," which is currently in the pre-release stage. Carshepherd works with a connected RTL-SDR and TETRA antenna to give drivers...
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Detecting Dark Matter’s Mark with an RTL-SDR Based DIY Radio Telescope
In IEEE Spectrum, a magazine for Electrical Engineers, author David Schneider wrote an article showing how he used an RTL-SDR, LNA, and DIY Horn Antenna to measure the speed of interstellar clouds and...
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RTL-SDR Blog V4L (Lite) Now Available for Purchase!
We're happy to announce that the RTL-SDR Blog V4L (Lite) model is now available for purchase in our store! Our initial production batches are small, so we will have limited stock at first, and the...
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Tech-ni-shn Measures RTL-SDR Blog and Airspy Sensitivity
Thank you to Kevin Murphy (ZL1UJG) (aka Tech-ni-shn) for writing in and submitting some RTL-SDR and Airspy sensitivity measurements that he has recently done over on his YouT ube channel. In his tests,...
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9GRadio: An Android RTL-SDR App for Spectrum Monitoring and Decoding...
Thank you to Richard (9G5AR) for writing in and sharing with us the release of his open source Android app called 9GRadio. Richard writes that 9GRadio is an app designed for spectrum...
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Scanner Command: Mapping Incidents from Live Radio Calls and ADS-B to Airband...
Recently, we posted about DeepSDR, which is a program that automatically transcribes voice data from public safety radio communications and uses an LLM to categorize and plot incidents on a map as they...
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Testing Airspy’s New WebSpy Web SDR Interface with an RTL-SDR
A couple of weeks ago we posted about "WebSpy", a new web client for Airspy software defined radios. Developer @lambdaprog, (aka Youssef Touil) has kindly provided us with an early beta of the server...
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TunerScope: A Browser App to Help Optimize HDTV Antenna Positioning with an...
Thank you to Luke Berndt for writing in and sharing with us a new RTL-SDR browser-based app he's created called TunerScope. TunerScope is a spectrum analyzer program that focuses on helping users in...
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