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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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        • 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
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Posts

  • Cheap Satellite Receive Station with RTL-SDR May 2, 2013
  • Home Made Coat Hanger Discone May 1, 2013
  • Meteor Reflection Observations with RTL-SDR May 1, 2013
  • SDR-J Decoding DAB Radio in Software using RTL-SDR April 29, 2013
  • RTL-SDR Tutorial: Cheap AIS Ship Tracking April 29, 2013
  • RTL-SDR Direct Sampling Compared with WebSDR April 28, 2013
  • RTL-SDR Receiving Sporadic-E April 27, 2013
  • SDRSharp Trunking Plugin Updated April 27, 2013
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Recent Posts

  • Clever Quest Lab: Free Browser-Based Decoders for RTTY, Weather Fax, SSTV, NAVTEX, APRS and More
  • ErgissVAG F16: An F-16 Cockpit-Style Android Car Dashboard with RTL-SDR ADS-B and Airband Receivers
  • OFFgrid-SDR Updated to V2.1: Adds DAB, DAB+ and DRM xHE-AAC Decoding in the Browser
  • ESPica32: A Standalone ESP32 Radio for Tuning Any KiwiSDR with No PC or Phone
  • VMA Radio Lab: DecSAT Extended into a Multi-SDR Receiver with DVB-T/T2, DAB+ and Analog PAL TV

Recent Comments

  • thebaldgeek on Frugal Radio: Testing the Discovery Dish on Inmarsat AERO with JAERO and InmarScope: “I had the exact same concerns and after getting the dish in hand and then running 24*7 for the past…” Nov 6, 02:02
  • admin on Submit a Story/Contact: “There is a GDT and ESD diode to protect it. But if it protects it of course depends how close…” Nov 5, 22:34
  • Marco Silva on Submit a Story/Contact: “Does the RTL-SDR Blog Wideband LNA V2 (powered via *bias tee*) lack any protection against nearby lightning strikes? I just…” Nov 5, 19:01
  • xof on Fixing a Locked-Up RTL-SDR 700 km Away Using uhubctl USB Power Cycling: “usbreset always works for me” Nov 5, 07:40
  • admin on Frugal Radio: Testing the Discovery Dish on Inmarsat AERO with JAERO and InmarScope: “We stuck with linear polarization for a few reasons: 1) The gain is way more than required already, so adding…” Nov 5, 00:58
  • Sergi on Frugal Radio: Testing the Discovery Dish on Inmarsat AERO with JAERO and InmarScope: “The Discovery Dish antenna uses linear polarization and could provide an additional 3 dB of gain if adapted for circular…” Nov 4, 23:39
  • Vitor on VMA Radio Lab: DecSAT Extended into a Multi-SDR Receiver with DVB-T/T2, DAB+ and Analog PAL TV: “Author here: yes, I do use AI as a tool to increase my productivity. But it is not like you…” Nov 4, 13:34

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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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