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RTL-SDR (RTL2832U) and software defined radio news and projects. Also featuring Airspy, HackRF, FCD, SDRplay and more.
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        • P25 P1 Digital Voice Decoding
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        • Analyzing GSM Signals
        • DRM Radio Decoding
        • Decoding 433 MHz ISM Band Weather Stations
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        • Performing Replay Attacks with RTL-SDR and RpiTX
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        • Measuring Filter Characteristics & VSWR
        • SpyServer Tutorial
        • Using the V3 Bias Tee on PiAware
        • Properly Positioning a Preamp/LNA
    • Product Reviews
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        • Airspy HF+ Review
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        • FlightAware Prostick vs Prostick Plus
        • HackRF PortaPack Review
      • SpyVerter Upconverter
      • 9A4QV Folded Monopole ADS-B Antenna
      • FlightAware ADS-B Antenna and Filter
      • Outernet LNA and Patch Antenna
      • moRFeus Review
    • Interesting
      • TEMPEST with SDR
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      • Transmitting with a Raspberry Pi
    • Quick Start Guides
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      • V3 Features Users Guide
      • SDRSharp Users Guide
      • PlutoSDR QSG
    • Direct Sampling Mod
    • Roundup of Software Defined Radios
    • KerberosSDR
      • KerberosSDR Quickstart Guide
      • Direction Finding Android Demo
      • Direction Finding Android Tutorial
      • SignalsEverywhere Direction Finding Tutorial
      • Networked Direction Finding
      • Measuring Traffic Volumes with Passive Radar
  • Software
    • RTL-SDR Supported Software
    • List of SDRSharp Plugins
    • Experimental Drivers
      • Experimental HF Driver
      • Manual gain controls and decimation driver
      • ExtIO with Decimation & Tuner Bandwidth Controls
      • Keenerds Driver
      • L-Band Heat Issue Driver
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Monthly Archives: December, 2025

  • DSDPlus Public Release Updated & Fast Lane Changes December 9, 2025
  • rtl_haos: An rtl_433 to Home Assistant Bridge December 2, 2025
  • Frugal Radio: Using a 25 Dollar PC for Decoding with SDRs December 1, 2025
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Recent Posts

  • Stream1090: A New Approach to ADS-B Demodulation Using CRC-Based Framing Instead of Preamble Detection
  • New YouTube Tutorials for SatDump V2.x.x
  • Saveitforparts: Receiving Artemis 2 Signals
  • Receiving the Artemis 2 S-Band Carrier With a Wi-Fi Dish and Airspy R2
  • BrowSDR: Turn Your HackRF or RTL-SDR Into a Browser-Based Remote WebSDR

Recent Comments

  • Simone Spadino on Receiving the Artemis 2 S-Band Carrier With a Wi-Fi Dish and Airspy R2: “Thank you for your great article! I’ll definitively try to track Artemis III next year. Since it’s going to be…” Apr 15, 11:48
  • Mario on DeDECTive: A DECT 6.0 Cordless Phone Scanner and Voice Decoder for the HackRF: “This is an incredible project! The DECT decoding looks very polished and it’s a great addition to the HackRF toolkit.…” Apr 15, 05:10
  • Mario on BrowSDR: Turn Your HackRF or RTL-SDR Into a Browser-Based Remote WebSDR: “…”no drivers, no native software, no hassle”. Wow, this already sounds good 😝” Apr 14, 07:55
  • Samuel on SPECTRAL-GSM: A Web-Based GSM Interception Platform Built on OsmocomBB: “Hello gang, Just wanted to type a message of gratitude for you and your team. This is my go-to website…” Apr 14, 02:46
  • Asmit Rai on Multi-RTL: A GNU Radio Block for Combining and Time Synchronizing Multiple RTL-SDR Dongles: “Did you do anything else which we needed to do with the v3s like remove the 0 mhz resistor or…” Apr 13, 13:49
  • GM info on DeFli: A Decentralized Network of RTL-SDRs on the Blockchain for UAV and Satellite Operators: “Hi Pete, would you be around to talk? I’m looking into the decentralised defence space for a magazine and I’d…” Apr 13, 13:17
  • Gabry on RTLSDR-NEXT: A Ground-Up Rust Rewrite of the RTL-SDR Driver: “Exactly, real benefits from this project are not many, actually. I assume the mantainer doesn’t even really know the specifics…” Apr 13, 06:16

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RSS Latest Forum Posts

  • RTL-SDR Discussion • RETIREMENT OF THESE FORUMS - LINK TO NEW FORUMS INSIDE
  • RTL-SDR Discussion • Re: Just curious about my RTL-ADR V 3 dongle
  • RTL-SDR Discussion • Re: Getting tired of the junk posts in this forum
  • RTL-SDR Discussion • Re: Just curious about my RTL-ADR V 3 dongle
  • Troubleshooting Help • Re: RTL-SDR Driver Won't Load

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What is RTL-SDR

The RTL-SDR is an ultra cheap software defined radio based on DVB-T TV tuners with RTL2832U chips. The RTL-SDR can be used as a wide band radio scanner. It may interest ham radio enthusiasts, hardware hackers, tinkerers and anyone interested in RF.
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