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André shares his QO-100 Ground Station and HF/VHF/UHF Station
Thank you to RTL-SDR.com reader André for submitting and sharing with us his QO-100 ground station setup. The setup also includes antennas and equipment to receive HF and VHF/UHF. His setup can serve...
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Video on Meteor M2-3 LRPT, HRPT and Telemetry Reception
Over on YouTube dereksgc has another video on Meteor M2-3 reception. In the video Derek goes over the history of Meteor M launches and then goes on to test reception of the 3.4 GHz telemetry signal...
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Receiving Unintentional Voice Transmissions from GPS Satellites
Over on dereksgc's YouTube channel we've discovered a few more recent interesting videos from his satellite decoding series that people may be interested in. One from two weeks ago shows how it's...
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Receiving Images from the US DoD Coriolis Satellite
Over on dereksgc's YouTube channel another recent video from his satellite decoding series shows how to download images from the Coriolis satellite, a US Department of Defense satellite launched in...
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SDRSharp 1915 Released: RTL-SDR Crashes Fixed
Thank you to SDR# author Youssef for updating SDR# (SDRSharp) and fixing a recent bug that was causing RTL-SDR units to crash whenever the frequency was changed. We are putting this post out to inform...
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Receiving the STEREO-A Solar Orbiting Satellite with a 66cm Dish
STEREO-A is a satellite launched in 2006 which is orbiting the sun and used for making solar observations. Usually it is so far away that massive deep space satellite dish's are required to receive...
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TechMinds: Detecting Bats with an Ultrasonic Sensor and Software Defined Radio
Back in 2018 we posted about someone who had combined an ultrasonic piezo speaker and an SDRPlay RSP1A in order to create a device that can detect the ultrasonic sonar sound from bats. Recently on...
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RFNM Updates: Motherboard Prototypes Manufactured
Back in April we posted about the RFNM, an upcoming software defined radio project which will have eight 12-bit ADCs, up to 612 MHz real time bandwidth, and two DACs for transmitting with up to 153 MHz...
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Hystérésia: An Art Installation that Listens to Zombie Satellites
Thank you to Stéfane Perraud, Aram Kebabdjian and team for submitting news that they have recently launched an art project in Lausanne, Switzerland called "Hystérésia". The installation is technical...
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Building a DIY Portable 137 MHz Yagi Antenna for LRPT
Over on his YouTube channel dereksgc has uploaded the next video in his series on satellite reception. In this video he shows how to build a Yagi antenna tuned for 137 MHz, which is great for receiving...
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Goestools Now Ported to Run on Windows
Thank you to Carl Reinemann (aka USRadioGuy) for letting us know through his blog post that goestools has recently been ported to Windows. Goestools is a software package that is used to receive and...
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Fox Hunting with the KrakenSDR
Over on his YouTube channel Mark Jessop has uploaded some dash cam footage showing him using a KrakenSDR and a custom LED display to hunt down three amateur radio transmitters during a fox-hunt. An...
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TechMinds: Testing New RadioBerry Productions – an HF SDR Transceiver...
Back in July 2021 we posted about the RadioBerry HF SDR Transceiver Raspberry Pi Hat which is an open source project by PA3GSB. It is based on the AD9866 chip which gives it a 12-bit ADC with one RX...
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Encryption on the TETRA Protocol has been broken
TETRA (Terrestrial Trunked Radio) is a digital voice and text radio communications protocol often used by authorities and industry in European and many countries other than the USA. A major advantage...
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KrakenSDR: Finding Multiple GSM Base Station Transmit Towers with the...
If you weren't already aware, KrakenSDR is our 5-channel coherent radio based on RTL-SDRs, and it can be used for applications like radio direction finding. KrakenSDR is in stock and can be purchased...
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KiwiSDR 2 Pre-Announcement
KiwiSDR is a 14-bit wideband RX only HF software defined radio created by John Seamons (ZL/KF6VO). The KiwiSDR has up to 32 MHz of bandwidth, so it can receive the entire 10 kHz - 30 MHz VLF/LF/MW/HF...
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Receiving 2.2 GHz with the RTL-SDR and Nooelec Ham It Down
Over on his YouTube channel dereksgc has uploaded a new video where he tests out a new yet to be released downconverter product from NooElec. A downconverter works by shifting high frequencies down...
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Testing the ATS25 Max-Decoder Receiver
Thank you for Manuel Lausmann for submitting his videos where he tests out and upgrades an ATS25 Max-decoder receiver. The ATS25 Max-decoder is a low cost portable HF receiver which has a large number...
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RTL-SDR Blog V4 Dongle Initial Release!
We're happy to announce the first release of our new RTL-SDR Blog V4 dongle which is based on the R828D tuner chip. The pricing is US$39.95 for the V4 dongle with antenna set, and US$29.95 for the...
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Reminder: GNU Radio Conference 2023 Starts September 5 MST
This is a reminder that GNU Radio Conference 2023 (GRCon23) will be starting tomorrow on September 5 in Mountain Standard Time (MST) and will run until September 9. GNU Radio conference talks are...
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