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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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Automating Indoor RF Heatmapping with a PlutoSDR, Raspberry Pi 5 and LiDAR SLAM
Researchers at Tokyo City University in Japan recently showed in an academic paper how indoor mapping via LiDAR SLAM (simultaneous localization and mapping) and SDR can be combined to generate accurate...
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Bluewatch: Detecting new Bluetooth Devices in your Neighbourhood via a...
Thank you to p0larpatch for writing in and sharing with us his project called "Bluewatch," which uses a Raspberry Pi to detect when new Bluetooth devices appear in your neighborhood. While Bluewatch...
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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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HamRadioWeb: A Browser-Based Remote FT8/FT4 Receiver with Live Heatmaps,...
Thank you to Patricio for writing in and sharing with us his release of HamRadioWeb, a browser-based remote receiver with a focus on FT8 and FT4 reception. If you're not aware, FT8 and FT4 are amateur...
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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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GridDown Secure Messenger: Using an SX1262 LoRa Radio as a Drone Scanner and...
Back in March, we posted about GridDown, an open-source Android tablet-based situational awareness system designed to operate without an internet connection, which uses sensors such as an RTL-SDR, a...
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IC-SDR: A New Multimode SDR Software for Windows Written in Go
Thank you to Luis Lopez Martinez for writing in and sharing the release of his open-source software, IC-SDR, a new multi-mode SDR application for Windows written in Gowith a focus on performance and...
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Instro: Python Hardware Instrumentation Library Adds RTL-SDR Support
Instro is an open-source Python library designed to talk to test instrumentation such as power supplies, multimeters, electronic loads, DAQs, oscilloscopes, and PLCs from a unified, typed API. The...
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SDR++ IAK: A Modified Version of SDR++ Available on the Google Play Store
SDR++ is a popular general-purpose SDR receiver program, commonly used by RTL-SDR enthusiasts. It works on all platforms, including Android; however, the original author has not expressed interest in...
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An HTML Browser Page that Uses Display Pixel Clock EMI Leakage to Transmit...
Thank you to Efe (TA1EEI) for writing in and sharing an HTML web tool he created that uses a PC monitor to transmit Morse code. The tool works by modulating the monitor's pixel clocks to intentionally...
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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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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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Building a Homemade Weather Radar with a HackRF or PlutoSDR and Salvaged...
After nearly being hit by a tornado that NEXRAD didn't see coming, Koakno decided to build his own DIY self-contained mobile weather radar built from a $5 salvaged RV satellite dome, a HackRF or...
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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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