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An Opensource Mini-Whip Antenna and Upconverter Design for RTL-SDRs
Thank you to Igor Yatsevich for submitting news about an open source Mini-Whip and Upconverter design that he's created and released for free on GitHub. An upconverter converts HF frequencies into VHF...
View ArticleArchiving Shortwave History with Software Defined Radio
Broadcast shortwave radio is not always archived for long at the station, so finding sound bites from interesting historical events can be difficult. We know that songs are of course recorded, but talk...
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PlutoWeb: Custom firmware for the PlutoSDR that enables you to Run OpenWebRX,...
GitHub user unixpunk has been working on a custom firmware image for the PlutoSDR called 'PlutoWeb' (more info available on their website as well). The firmware allows you to run a web interface on the...
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Understanding Direction Finding on the KiwiSDR
Earlier this month we posted about the KiwiSDR direction finding update, which now allows anyone with internet access to utilize public KiwiSDR's for the purpose of pinpointing the physical location of...
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Tutorial on using RS to Decode and Plot Radiosondes
A radiosonde is a small weather sensor package that is typically attached to a weather balloon. As it rises into the atmosphere it measures parameters such as temperature, humidity, pressure, GPS...
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RadCom Review of the RSPduo Now Available Online
In the July 2018 edition of the UK based amateur radio magazine 'RadCom' Mike Richards wrote up a review of the RSPduo. This review is now available for free to download from SDRplay (pdf). The RSPduo...
View ArticleA Car Based SDR Station for ADS-B, ATCS, P25, DMR, POCSAG and more
Over on YouTube user Corrosive has uploaded a video where he takes us on a tour or his very nicely set up mobile SDR station that is built into his car. His setup includes several antennas on his car's...
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Helium: The SDR Based Cryptocurrency for IoT
Helium is a cyrptocurrency being designed for internet of things (IoT) sensors which will be based on low cost software defined radio (SDR) technology. The idea is to design a system that will pay...
View ArticleBuilding a Tracking Mount for HRPT Weather Satellite Reception
Over on YouTube channel The Thought Emporium recently released a new video where they show the first steps they've taken towards building a home made satellite tracking mount for receiving HRIT and...
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SDR-Remote: A Physical Tuning and Control Knob for SDR#
Recently Maxim who runs his small company "ExpElectroLab" wrote in and wanted to share a new product that he's developed called "SDR-Remote v2.0". This is a physical tuning knob that connects to your...
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Using RPiTX as a 2FSK Transmitter
Over on his blog, Rowetel has been experimenting with 2FSK transmissions and the new v2beta branch of RPiTX. RPiTX is a piece of software for the Raspberry Pi that enables it to transmit RF signals via...
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Upcoming DEFCON Cyberspectrum Wireless Village SDR Talks
At this years DEFCON conference SDR evangelist Balint Seeber will be hosting Cyberspectrum #23. DEFCON is a yearly conference with a focus on hacker topics, which often include SDRs and other radio...
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Receiving GOES Weather Satellite HRIT with an SDRplay and 2.4 GHz WiFi Grid...
Over on the SDRplay forums member RSP2user has posted a new tutorial, this time showing how to receive weather satellite images from GOES satellites with an RSP2 and cheap 2.4 GHz WiFi grid antenna....
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Decoding a Moon Orbiting Satellite 378500 km’s away with an RTL-SDR
Thanks to IU2EFA (William) for writing in and letting us know about his success in decoding telemetry from the moon orbiting satellite known as DSLWP-B / LONGJIANG-2. LONJIANG-2 is a Chinese lunar...
View ArticleCyberSpectrum Special: DEF CON Wireless Village Talks now Live
Cyberspectrum #23 is now live and can be viewed via the YouTube live stream below. It should be available for delayed viewing after the event as well. The talks include SDR and radio related topics on...
View ArticleBuilding a Tracking Mount for HRPT Weather Satellite Reception Part 2
Earlier this month we posted about The Thought Emporium who uploaded a video to YouTube where they documented the first steps of their construction of a tracking mount for a 2.4 GHz grid WiFi dish...
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Using a HackRF SDR to Withhold Treatment from an Insulin Pump
A MiniMed Insulin Pump Recently Arstechnica ran a story about how during this August's Black Hat security conference, researchers Billy Rios and Jonathan Butts revealed that a HackRF software defined...
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HDSDR Version 2.80 Beta Released
HDSDR is a popular general purpose multimode program for Windows that supports various SDRs including the RTL-SDR. Version 2.80 (beta) of HDSDR was released a few days ago and brings with it a few GUI...
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A Web and RTL-SDR Based Trunking Scanner
During the Cyberspectrum Wireless Village talks a few days ago Gavin Rozzi gave a talk about his online RTLSDR-based trunking scanner website at ocradio.live. Recently he wrote in and wanted to share a...
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HydraSDR Preview: A 4x Coherent RTL-SDR for Direction Finding, Passive Radar...
Over the last few months we've been working on a 4-input coherent RTL-SDR called 'HydraSDR' that is designed to be a low cost way to get into applications such as RF direction finding, passive radar,...
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