KiwiSDR: The world's easiest to set up and use Software Defined Radio

• The online store is open for orders!
  
  Our online store: kiwisdr.nz
• ARRL QST review: KiwiSDR 2: Independent SDR Network Receiver New
• VK2MB KiwiSDR Secrets (YouTube)
       Manly-Warringah Radio Society lecture by Richard VK2SKY


• New KiwiSDR 2 owners click here


• Production status Updated 10 July
• Factory image/video


• CAUTION Do not connect the Kiwi to a receive antenna when there is a transmit antenna operating nearby. Even if the transmitter is only running 50 or 100 watts. Doing so will damage the Kiwi and void your warrantee. Use one of our SDR protection circuits to protect your Kiwi.

Updated 10 July 2026

• Listen live: List, Map, SNR-scores
• Introduction to using the KiwiSDR
• Operating information: Installation, operation
• Power supply advice #1 new installation problem
• Troubleshooting guide
• Schematics: KiwiSDR 1, KiwiSDR 2, KiwiSDR 2 rev 1.1 (serial 23000+)
• Frequently asked questions (FAQ)
• KiwiSDR forum (signup required)
• Community DX labels: database (JSON), configuration (JSON)
• Latest change log
• Github project source code, many screenshots
  
• Design review document
• Forget your admin password? Click here
• support email Note: support is only provided to purchasers of
     genuine KiwiSDR hardware. We reserve the right to confirm
     your eligibility to receive support services.

• List/map of receivers:
  • rx.kiwisdr.com
  • map.kiwisdr.com (links to rx.linkfanel.net)
  • ve3sun.com/KiwiSDR (map, sortable list, signal strength, propagation info, more)
• Listening apps:
  • iOS
  • Demod: iPhone/iPad app New
  • AM_SW Radio Online Streamer New
  • Echo: The Universal iOS SDR Client
  • Android
  • SwR - Shortwave Radio New
  • QiwiQ: a KiwiSDR client for Android
• SNR scores:
  • snr.kiwisdr.com (links to rx.linkfanel.net/snr)
  • snr2.kiwisdr.com (links to sibamanna.duckdns.org/sdr_map)

• Please visit our online store: kiwisdr.nz
• Distributors:
  • Radioworld Canada New
  • WiMo DE/Germany
  • ML&S UK
  • DX Engineering USA, Manufacturer's Showcase | Live with Tim K3LR

• KiwiSDR 2
  • ARRL QST: KiwiSDR 2: Independent SDR Network Receiver New
  • RadioWorld: KiwiSDR 2 is a Definitive Receiver for Enthusiasts New
  • eHam.net: KiwiSDR 2 user reviews
• KiwiSDR 1
  • RTL-SDR.com: A review of the KiwiSDR: 10 kHz – 30 MHz wideband network SDR
  • Bjarne, Arctic DX, The KiwiSDR: Impressions, Additional thoughts
  • Frank, HB9FXQ, hamspirit.de, "Blick unters Federkleid des KiwiSDR",
    ("Look under the plumage of the KiwiSDR"), German, English translation
  • Fernando, Fenu-Radio, German, English

• KiwiSDR NZ accessories New
  • SDR protection circuit, SDR MW filter
• SDR front-end filter from Turn Island Systems, Paul WB6CXC
Extremely sharp 30 MHz lowpass filter. Plus a two-stage "shelving" filter that progressively attenuates signals below 10 MHz to help with Kiwi ADC overload problems
(e.g. attenuates -20 dB on the MW band).
• Product page, Technical description (3/4 down the page)
• CATSync - external rig synchronization tool from Oscar, DJ0MY
• Website, blog, YouTube video
• W6LVP magnetic loop
• USA, Canada delivery — Website
• Antenna switches
• List of antenna switches supported by Kiwi's internal switch software

• Latest news and information on the KiwiSDR forum (signup required)
• Introduction to using the KiwiSDR
• Comparison: KiwiSDR / SDRPlay RSP2 / HackRF One
• Original Kickstarter campaign with video


• Listening/operating tools
• iOS
• Demod: iPhone/iPad app New
  • Forum discussion
• AM_SW Radio Online Streamer New
  • Forum discussion
• Echo: The Universal iOS SDR Client
  • Github
  • Forum discussion
• Android
• SwR - Shortwave Radio New
  • Forum discussion
• QiwiQ: a KiwiSDR client for Android
  • Forum discussion


• N6GN open source hardware projects
• Pavlova dispatcher by priyom.org. Easily find an available KiwiSDR given the world region and/or frequency you're interested in.
• Klingenfuss Publications for 50+ years, the world's leading publisher of books and databases for professional shortwave (HF) radio monitoring
  (includes extensive info about using third-party decoder software with KiwiSDR)
• SuperSDR: Kiwi waterfall viewer with CAT support by Marco, IS0KYB
• Map For Ham by Diego, IU1FIG, an incredible map application
• rx-tx.info preview/table/map of WebSDR, OpenWebRX & KiwiSDRs
• KiwiSDR sound client for Mac by Black Cat Systems
• On Mac, stream directly from Kiwi to virtual audio or
  output device, e.g. speaker/headphones without using browser
• gr-kiwisdr GNURadio support for KiwiSDR by Christoph Mayer
• kiwiclient project by Dmitry and the Kiwi community
• Python tools that connect and process Kiwi audio and waterfall data
• kiwirecorder.py: Kiwi audio to .wav files including IQ files with GPS timestamps
• Used by the KiwiSDR TDoA extension
• Used by WsprDaemon by Rob Robinett, AI6VN
• Used by DigiSkimmer an FT8/FT4/WSPR skimmer
       by Michael, BD7MQB
• kiwifax.py: An alternative to the Kiwi FAX extension. FAX saved as .png file
• Dynamic SNR map by Marco, IS0KYB
• Map and column-sort list of Kiwis by Peter, VE3SUN
• KiwiSDR map with day/night overlay (legend)
• KiwiSDRs ranked by SNR score
• AM/FM web streams worldwide: Radio.garden

• TDoA extension review, RTL-SDR.com
• TDoA Direction Finding: First Experiences on the KiwiSDR Net, Nils, DK8OK
• Direction Finding with TDoA on KiwiSDR Net: An Introduction
• KiwiSDR as a new GNURadio source & TDoA geo-location, Christoph Mayer, DL1CH
• directTDoA project by linkz

• Main page
• Forum
• Noise Graphs wspr.rocks wspr.live

• Twitter loggings: #drmlog
• Monitoring DRM from Switzerland
• The world of DRM shortwave digital broadcasting (English translation)
• The KiwiSDR as a short- and medium wave DRM receiver
      by hobbyradio.se

• A guide to getting kiwirecorder and kiwiwspr (wsprdaemon) running on Linux
      by Clint, KA7OEI
• WebSDRs: The Urban SWL’s Dream, a DXers’ Tool, & the End of DXpeditions?
      Dr. Gough's TechZone
• IU8CRI: Come Costruire una Stazione KiwiSDR, Italian, English translation
• KiwiSDR: locating numbers stations and field agents (priyom.org)
• KiwiSDR: tuning into new numbers stations (priyom.org)

• Signal Monitoring and Analysis blog by Christoph Mayer
      Creator of the Kiwi crowd-sourced TDoA direction finding system
• Techn0mad by Larry Gadallah

• diario SWL I5-56578 Antonio (HF utility/milcomm and signals)
• IK1YDE - Segnali e Modulazioni Digitali
• Arctic DX
• The SWLing Post
• Utility Planet
• Milcom Monitoring Post

• DX Engineering, Manufacturer's Showcase | Live with Tim K3LR New
• VLF time & freq transfer signal analysis using KiwiSDR recordings (eLORAN) New
       Jean-Michel Friedt, FEMTO-ST, Time & freq dept, Besançon University, France
• KiwiSDR as a new GNURadio source & TDoA geo-location, Christoph Mayer, DL1CH
• Jon, VU2JO YouTube review
• VK2MB KiwiSDR Secrets (YouTube)
       Manly-Warringah Radio Society lecture by Richard VK2SKY
• Funkwelle, KiwiSDR Webempfänger (auf Deutsch, in German)
• Elektronik, Amateurfunk hören ohne Empfänger (auf Deutsch, in German)
• Rob Robinett, AI6VN, Introduction to the KiwiSDR, HamSCI workshop 2019
• Maxwell, W3LLA, unboxing & introduction
External DRM software using Kiwi IQ mode: (note DRM is now built-in to the Kiwi)
• Dream: Ron, KA7U; Ivan; warezzzz65
• SoDiRa: polemtube
• AM stereo C-QUAM using SoDiRa and Kiwi IQ mode: polemtube
   (note C-QUAM is now built-in to the Kiwi)
• Tony, VK3KKP, SDR radio receivers
• Gary, M0TIG, how to connect and setup
• Ron, KA7U, adjusting the waterfall and AGC
• Tommy, N1SPY, unboxing
• Gilles, OfficialSWLchannel, demo

• Mike's Full stack GPS receiver using the KiwiSDR GPS front-end