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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Recent Posts

  • Scanner Command: Mapping Incidents from Live Radio Calls and ADS-B to Airband Voice with AI
  • Testing Airspy’s New WebSpy Web SDR Interface with an RTL-SDR
  • Building a $50 BOM Software Defined Radio with a HT9201 20 MHz ADC and an FX2LP USB Controller Clone
  • Radio Silence: A Native iOS App for Listening to Public KiwiSDRs
  • TunerScope: A Browser App to Help Optimize HDTV Antenna Positioning with an RTL-SDR

Recent Comments

  • DaveNF2G on RadioTransciptor: Real Time Radio Speech to Text Transcriptor using AI: “Is anyone else running this one? GitHub has had no activity on it since last year. Among other things, I’d…” Aug 1, 19:22
  • DaveNF2G on RadioTranscriber: Real-Time Public Safety Radio Transcription with Whisper AI: “Is anyone else using this? I have raised issues on GitHub regarding installation problems. I see no traffic there other…” Aug 1, 19:20
  • Gene Stanley on Submit a Story/Contact: “I really need a metal case for the original SDR Play…. help please? thanks, Gene” Aug 1, 19:11
  • Jeff Lichtman on Cheap and Easy Hydrogen Line Radio Astronomy with an RTL-SDR, WiFi Parabolic Grid Dish, LNA and SDRSharp: “is this collin clements, Northem Ireland? / [email protected]” Jul 31, 06:12
  • James on Testing Airspy’s New WebSpy Web SDR Interface with an RTL-SDR: “Better and cheaper than the nRSP-ST” Jul 30, 21:11
  • Kevin on VibeSDR Now Available on the Apple App Store + Running on an Apple Watch: “This would be great!” Jul 30, 20:18
  • EddieMac74 on New SDR# Plugin Adds Support for Contour Shuttle USB Controllers: “Hi ! Guess what ? I remade the plugin for the newest version of SDR# recently. The new plugin uses…” Jul 30, 10:02

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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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