OTA: Beginner’s Guides, PocketEPC, GRAVES and More

GRAVES spectrum plot

Karl Woodward’s LimeSDR Made Simple series continues on the Myriad-RF blog with two new hands-on posts: a simple practical example and implementing an FM radio receiver through Pothos. Following on from the first and second entries in the series, Karl’s latest posts are designed to take the theory into the realm of practice. The third…

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OTA: LimeNET Success, LimeSDR Guides, Bluetooth Mesh, and More

LimeNET Core

The LimeNET crowdfunding campaign has successfully closed its funding run, meaning production will go ahead on the open-source LimeSDR-powered all-in-one base stations, and with the backing of communications giant Vodafone. Just prior to the campaign’s close, Vodafone announced that it would be providing backing for the LimeNET launch and its App Store platform. Based around…

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Over The Air: pyLMS7002M Update, LimeSDR breaks $1M, OpenCL GNU Radio Acceleration, Smart TV and Siren Attacks, Wi-FAR Testing, an HF Preselector, and a Radio Museum

Siren (image courtesy Ben Franske, CC-BY-SA 4.0 International)

The LMS7002M Python package (pyLMS7002M) has received a major update this week allowing its use via the LimeAPI, meaning it’s now possible to use its examples, including the Vector Network Analyser (VNA), without causing conflicts with other Windows drivers. The pyLMS7002M package includes a range of example projects, the most intriguing of which is an…

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Over The Air: Luftek Enclosure Review, Testing Microwave Filters, New GNU Radio, Massive MIMO Trials, AMSAT LimeSDR, Software Defined Everything, and SDR Rocketry

Luftek Enclosure, as pictured by cde.

Anyone looking for an attractive and functional housing for their LimeSDR boards should take a glance at this forum post from user cde, who has penned a small review of the casing and panels designed by luftek last year – and has detailed a few modifications he made to improve the board’s performance to boot. First…

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Over The Air: LimeSuite Updates, QSpectrumAnalyzer, GNURadio DSRC, Antenna-Free Smartphones, Summer of Code Deadline, and a 1955 QRP Transmitter

QSpectrumAnalyzer

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 stable branch of LimeSuite has been upgraded to version 17.02.1 this month, adding a handful of new features and a few bug fixes, while the pending…

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Over The Air: LimeNET, IMT-2020 Requirements, LTE-U, Universal Radio Hacker, GNU Radio Blocks Explained, SDR on FPGAs, and a Global SDR Radiotelescope

LimeNET

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. Lime Microsystems and Canonical are putting together the finishing touches to the LimeNET wireless-network-in-a-box crowdfunding campaign with a view to launching a pair of powerful yet compact computers…

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Over The Air: LimeSDR HF, LimeSuite Updates, Hands-On Workshop, DIY Yagi, HAARP Transmissions, Star Database, and Honeywell Reverse Engineering

LimeSDR HF modification

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. Users around the globe have begun experimenting with the LimeSDR v1.4 hardware, and in doing so have discovered both an issue with its reception of high-frequency (HF)…

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Over The Air: LimeSuite Updates, LimeSDR 1.4, Pothos 0.4.2, IEEE Antenna Design, OsmoCon 2017, DARPA Spectrum Challenge, BLE Sniffing, FM Demodulation, and Cold-Weather Soldering Tips

LimeSDR (cased)

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. It’s been a solid couple of weeks for the LimeSuite development team, with bug fixes aplenty hitting the project’s GitHub repository – including commits designed to improve…

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Over The Air: RASDR4, Pre-FOSDEM Hackfest, LimeSuite Updates and CI, LimeSDR Shipping, WaveConverter, and Norway’s FM Closure

RASDR4

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 Society of Amateur Radio Astronomers (SARA) has announced a new revision of the Radio Astronomy Software Defined Radio (RASDR) platform, and is offering the resulting shielded…

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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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