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LakeShark Update: Using an LR2021 LoRa Chip as an SDR for Portable P25,...
Back in September, we posted about LakeShark, Samuel Reynolds’ (aka SAMS0N1TE) T-Display P4 ESP32-P4 firmware that turns a USB-connected RTL-SDR into a handheld P25 Phase 1, POCSAG, and FM receiver....
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Demod Updates: Adds Support for OpenWebRX, FT8 Decoding, CarPlay and an...
Back in July, we posted about Demod, an iOS and iPadOS SDR receiver app that works as a client for rtl_tcp, SpyServer, and KiwiSDR. The developer, Alphonse, recently wrote in again to share updates....
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FoxSDR Adds Airports & Navaids Plugin
Thank you to Steven, the developer of FoxSDR, for writing in and sharing that he has added a new plugin called "Airports & Navaids", which improves the airband listening experience. Steven writes:...
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OnAir Adds Decoder Support for Almost Every Signal
Just last week we posted about OnAir, a new open-source program that started out as an easy-to-use digital and analog TV decoder for software-defined radios. It also had support for a few digital modes...
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SDR– Updated to V2.2: Many New Decoders, Tools and KrakenSDR Direction...
Last month we posted about the release of SDR-- (SDR minus minus), an open-source app that lets you visually wire together a receiver on a canvas. Since that time, Julian, the developer of SDR--, has...
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BirriaSDR: 2.4 / 5 GHz SDR Discovery on a Mass-Produced USB3.0 Wi-Fi Dongle
With AI-in-the-loop reverse engineering, things are heating up, and we're starting to see a gold rush of reverse-engineered Wi-Fi radios turning into software-defined radios. Just yesterday, we posted...
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Turning a Wi-Fi 7 Router into a 320 Msps SDR
Just last week we posted about ESP32-SDR, which is custom firmware for ESP32's indpendently discovered by two experimenters that transforms them into a full software defined radio. Now, h0m3us3r, one...
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SDR Signal Analyzer: A Windows Spectrum Analyzer for HackRF, RTL-SDR and tinySA
Thank you to RTL-SDR.COM reader Sunny for writing in and submitting a program he's found called 'SDR Signal Analyzer'. This spectrum analysis program lets you use a HackRF, RTL-SDR, or tinySA to scan...
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FliteGrid: A Crowdsourced Drone Detection Network That Pays Feeders US$50 A...
Thank you, Chris, for writing in and sharing news about the recent launch of FliteGrid's hex claiming scheme. FlightGrid is a crowdsourced drone-tracking network that will pay feeders in an eligible...
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OnAir: A Digital TV and DAB Decoder for SDRs
Thank you to Kristijonas for writing in and sharing with us his project, OnAir. OnAir is an easy-to-use digital TV decoder for DVB-T2, DVB-T, ATSC 1.0, ATSC 3.0, ISDB-T, and a digital audio decoder for...
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ESP32-SDR: Turbo Mode Throughput Improvement + Real I/Q Output
Thank you to Zoltan Doczi for writing in and sharing with us an article he's written explaining how he managed to speed up the ESP32-SDR's sampling time by 50x. The ESP32 has recently been discovered...
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esp32-sdr-trx: Use an ESP32-S3 as a Receiver for SDR++ and as an FM/SSB Voice...
Thank you to Jochen (DA2JH) for writing in and sharing with us his project, esp32-sdr-trx, a software-defined transceiver built from a single ESP32-S3 dev board and two USB cables. esp32-sdr-trx uses...
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ESPsoup: Turn an ESP32-C5 into a 2.4 & 5 GHz Pocket Scanner with a Connected...
Thank you to Peter Holzhauser for writing in and sharing with us his latest open-source project, 'ESPsoup'. Peter has written in previously to share his Android app, V2X2MAP, which detects and plots...
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ChronAlert: Live Dashboard for Radio, Weather, Alerts with RTL-SDR...
Thank you to Danny from brokensignal.tv, who wrote in and shared the release of his new project, 'ChronAlert'. Danny describes ChronAlert as "a free PC-based live dashboard for radio, weather, alerts,...
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HamRadioWeb FT8 WSJTx JTDX Remote Control Android App
Thank you to Patricio (LU5AKF) for sharing with us the release of HamRadioWeb.com's new FT8 WSJTx JTDX remote control Android app. Previously, we posted about HamRadioWeb's browser-based remote FT8 and...
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OFFgrid-SDR: A Fully Offline RTL-SDR Receiver Program in a Single Index.html...
Thank you to Richard Didd for submitting his new software, 'OFFgrid-SDR', a fully offline RTL-SDR receiver program in an installer-free, single index.html file. The OFFgrid-SDR program runs in any...
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FernSDR: An Open-Source WebSDR Server
Thank you to 'magicint1337' for writing in and sharing with us a new program he's created called FernSDR. The author writes that FernSDR is an open-source WebSDR server rebuilt from scratch, based on...
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sdrtop: A Terminal-Based SDR Bench Tool
Thank you to Viktor László (MusiThang on GitHub), for writing in and sharing with us his new project called sdrtop. sdrtop is a terminal-based SDR tool that is compatible with the HackRF and RTL-SDR....
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Various Projects Independently Find Hidden SDR Capabilities in ESP32...
Back in 2025, we posted about ESPARGOS, a phased array of many patch antennas, each connected to an ESP32 WiFi microcontroller. ESPARGOS could be used to determine the direction of arrival for WiFi...
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Using an Affordable Optical Encoder as an SDR Tuning Wheel
Thank you to Gerrit (PA3BYA) for writing in and sharing a hardware project he completed that combines an affordable optical encoder and a microcontroller with custom firmware to create a...
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