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: Ebrahim Bushehri Interview, ERASynth Update, LimeSDR 4G Repeater, Lime Hackathon Deadline, QB50 Satellites, Drone Hijacking, LTE IMSI Catcher, Chazwazza VNA, Fixing a Bent Antenna, and Focus On Alexandru Csete

ISIS Cubesat

EEWeb’s Paul Dillien has published an interview with Ebrahim Bushehri, chief executive of Lime Microsystems, describing the goal of the LimeSDR and related projects as no less than “to become the Arduino/Raspberry Pi for the wireless engineer.” Paul’s interview with Ebrahim concentrates primarily, and unsurprisingly, on Lime’s ongoing crowdfunding campaign for the LimeSDR-powered LimeNET all-in-one…

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Over The Air: DIY Downconverter, POES Tracker, Pothos and Lime Suite Updates, DARPA’s AMEBA, and Osmocom’s CFP

Nigun Schematic Blueprint

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. Engineer Raziel Einhorn is ringing in the new year with the production of a prototype open-hardware 1.5-3GHz downconverter, designed to allow lower-frequency radio hardware to receive high-frequency…

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Over The Air: Bluetooth 5, Lime Suite Updates, CBRS, and an SDR Tuning Knob

Bluetooth 5 Engineer (Courtesy Bluetooth SIG)

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 Bluetooth Special Interest Group (SIG) has formally launched the Bluetooth 5 standard, with the promise that the first products featuring updated radios will hit the market…

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