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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    • 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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Posts

  • RTL-SDR Stock Antenna Teardown and VNA Measurements June 12, 2016
  • Receiving WSPR with a Direct Sampling Modified RTL-SDR June 11, 2016
  • Fan Cooling the RTL-SDR June 7, 2016
  • Broadcasting DVB-S2 with the LimeSDR June 7, 2016
  • IF Average SDR# Plugin Updated June 6, 2016
  • A Demonstration of the RTL-SDR Receiving WiFi and 2.4 GHz ISM with a Modded SUP-2400 Downconverter June 6, 2016
  • Review of the Airspy Mini June 2, 2016
  • Using the Airspy on an Odroid C2 May 31, 2016
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Recent Posts

  • NightDX: Automated Overnight Shortwave DX Listening with an Airspy HF+
  • SweepSA: A Fast Swept Spectrum Analyzer for Pluto-Style AD936x SDRs and the HackRF
  • SPECTER: Leaking Data from Air-Gapped Computers by Toggling USB Power States
  • SimTX: A Multiplayer Shortwave Radio Simulator with Realistic Propagation and rtl_tcp Support
  • Thermal Noise Communication: Sending Data Without a Carrier Signal, with an RTL-SDR as the Receiver

Recent Comments

  • Gábor on An Unofficial Bilingual English and Chinese User Guide for SDRplay’s SDRconnect Software: “Totally agree. First creating a free manual is a great job, I think the software creator would have been creating…” Nov 1, 17:13
  • Ken on OrcSDR: Running RTL-SDR Directly on an ESP32-P4: “Could this project be used as a remote websdr? Mounted in a suitable location with an active antenna (wideband) and…” Oct 31, 19:28
  • RadioFan on ChronAlert: Live Dashboard for Radio, Weather, Alerts with RTL-SDR Integration for APRS, ADS-B and AIS: “Is that another Vibe Coded app?” Oct 31, 11:24
  • Robert on Thermal Noise Communication: Sending Data Without a Carrier Signal, with an RTL-SDR as the Receiver: “How is this any different than this? https://www.rtl-sdr.com/transmitting-radio-waves-without-power” Oct 31, 02:40
  • ellis on sdrtop Update: Wi-Fi Airtime Tools, POCSAG Pager Decoder and Native Airspy R2 Support: “Always POCSAG, never FLEX” Oct 30, 15:29
  • Richard on OFFgrid-SDR: A Fully Offline RTL-SDR Receiver Program in a Single Index.html File: “Version 2.0 now has DRM, FT8, FT4, Acars, AIS and plenty more modes” Oct 30, 09:29
  • james on sdrtop Update: Wi-Fi Airtime Tools, POCSAG Pager Decoder and Native Airspy R2 Support: “what do you mean” Oct 29, 20:29

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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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