OTA: Interferometry, DIY SDR, van Eck Phreaking, and More

David Lonard's interferometry

David Lonard has posted in the forum to share his results with using the LimeSDR for stargazing via astronomical interferometry, using the board’s 2×2 multiple-input multiple-output (MIMO) functionality. “I’ve been working on a 1420 MHz radio astronomy interferometer for a while now and using the LimeSDR that I just received I’m getting some nice results,”…

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Over The Air: ERASynth, Pothos 0.5.0, Hackaday Prize-Winning Cellular Repeater, 3D Printed LimeSDR Case, MATLAB ADS-B Tutorial, and Disney’s Backscatter Research

ERASynth

If you’re looking to pick up a signal generator for your next project or experiment, ERA Instruments is currently looking to raise funds for production of the ERASynth open-hardware 250KHz-15GHz signal generator. Designed to appeal to everyone from hackers and students to professors and professional engineers, the ERASynth’s specifications are undeniably impressive: the entry-level ERASynth…

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Over The Air: New Site, MATLAB, LimeSDR Case, GPS, Galileo, Antennas, and Diamond Radios

Philip Hahn's LimeSDR case

Over The Air is our fortnightly round-up bringing you the latest on topics of interest to the software defined radio community, as curated by technology journalist Gareth Halfacree. The Myriad-RF website, you may have already noticed, looks a little different today. Since the project launched, its appeal has broadened from experienced wireless engineers and SDR…

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