rtl-sdr.com
RTL-SDR (RTL2832U) and software defined radio news and projects. Also featuring Airspy, HackRF, FCD, SDRplay and more.
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  • About RTL-SDR
  • Quick Start Guide
  • Featured Articles
    • Tutorials
      • Air and Marine
        • ADS-B Aircraft Radar
        • ACARS Decoding
        • AIS Ship Tracking
        • Decoding Weather Balloons
      • Satellite
        • NOAA Weather Satellites
        • Meteor-M Weather Satellites
        • GOES 16/17 and GK-2A Weather Satellite Tutorial
        • Inmarsat STD-C NCS EGC Decoding
        • Decoding and Plotting GPS
        • Decoding HRPT Weather Satellite Images
      • Terrestrial
        • P25 P1 Digital Voice Decoding
        • P25 P2 Decoding with OP25
        • Trunked Radio Following
        • POCSAG Pager Decoding
        • TETRA Voice Decoding
        • Analyzing GSM Signals
        • DRM Radio Decoding
        • Decoding 433 MHz ISM Band Weather Stations
      • Single Board Computer
        • QRP (FT8, JT9, WSPR etc) Monitoring Station
        • Performing Replay Attacks with RTL-SDR and RpiTX
      • Radio Astronomy
        • Radio Astronomy Overview
        • Hydrogen Line Galactic Radio Astronomy
      • Other
        • Measuring Filter Characteristics & VSWR
        • SpyServer Tutorial
        • Using the V3 Bias Tee on PiAware
        • Properly Positioning a Preamp/LNA
    • Product Reviews
      • SDRs
        • Airspy HF+ Review
        • Airspy vs. SDRplay vs. HackRF
        • SDRplay RSP1A
        • SDRplay RSP2
        • FlightAware ADS-B RTL-SDR
        • Outernet Dreamcatcher
        • LimeSDR Review
        • LimeSDR Mini
        • ThumbNet N3
        • Airspy Mini
        • PlutoSDR Unboxing
        • PlutoSDR Tests
        • KiwiSDR Review
        • 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
      • Listening to HD Radio
      • Receiving Dead Satellites
      • Listening to SCA Broadcasts
      • Live ADS-B Aircraft Cockpit
      • Transmitting with a Raspberry Pi
    • Quick Start Guides
      • RTL-SDR QSG
      • 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
  • Signal ID Wiki
  • Forum
  • RTL-SDR Store
  • Guide Book
  • Contact

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Weekly Newsletter + Product Updates

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Recent Posts

  • OnAir Adds Decoder Support for Almost Every Signal
  • SDR– Updated to V2.2: Many New Decoders, Tools and KrakenSDR Direction Finding and Beamforming Support Added
  • BirriaSDR: 2.4 / 5 GHz SDR Discovery on a Mass-Produced USB3.0 Wi-Fi Dongle
  • Turning a Wi-Fi 7 Router into a 320 Msps SDR
  • SDR Signal Analyzer: A Windows Spectrum Analyzer for HackRF, RTL-SDR and tinySA

Recent Comments

  • Matt on OnAir Adds Decoder Support for Almost Every Signal: “Thank you. Love the work you’re putting in.” Oct 15, 19:48
  • Ric L on OnAir Adds Decoder Support for Almost Every Signal: “Maybe fix the frequency entry / display? I really don’t think having the entry wide enough for exahertz is really…” Oct 15, 19:18
  • Ads_will on OnAir Adds Decoder Support for Almost Every Signal: “Also just so everyone knows, my intentions are to close the gap that exists in radio that you need a…” Oct 15, 17:36
  • Ads_will on OnAir Adds Decoder Support for Almost Every Signal: “I have a lot, not including the features asked from the community my list currently is 18” Oct 15, 17:32
  • Ads_will on OnAir Adds Decoder Support for Almost Every Signal: “This was fixed in the newest beta, I accidentally gave them the wrong tags” Oct 15, 17:31
  • Orlando on OnAir Adds Decoder Support for Almost Every Signal: “All in all the OnAir app is great and getting better. I look forward to seeing the updates you have…” Oct 15, 16:47
  • FLTSATCOM on OnAir Adds Decoder Support for Almost Every Signal: “appears to be ham modes under cellular & rail category?” Oct 15, 16:20

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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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