OTA: Reverse Engineering, Sky-High LoRaWAN, Budget Radio Astronomy, and More

VK2Seb's Filter Tutorial

If you subscribe to OTA via email you may have missed Karl Woodward’s second entry in the new LimeSDR Made Simple series, published earlier this week, which aims to introduce you to the concepts you’ll need to get the most from SDR in the real world. Following the first entry in the series last month,…

Read more

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…

Read more

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,”…

Read more

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…

Read more

Over The Air: LimeNET, LimeSuite Calibration Tips, LimeSDR Diagnostics, Cisco Joins OAI, Shortwave Reception Guide and Antenna Analysers

LimeNET Base Station

The LimeNET network-in-a-box crowdfunding campaign has officially opened, and comes with the unveiling of a new PCI Express version of the LimeSDR: the LimeSDR QPCIe. Announced earlier this year, the LimeNET campaign seeks to produce a range of all-in-one software defined radio (SDR) platforms based around the LimeSDR. The entry point is the LimeNET Mini,…

Read more

BT and EE LimeSDR Hackathon

When EE, a tier 1 network operator, decided to back the LimeSDR crowdfunding campaign this was a clear indication of the scale of the opportunity at hand. And not simply for operators to reduce costs and extend coverage, but for wireless innovation to be democratised and the marketplace opened up to companies developing ground-breaking technology…

Read more

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…

Read more

Over The Air: Project Subscriptions, Tip Line, LimeNET Launch Date, Pothos Bugfixes, OpenAirInterface Implementations, DARPA’s Colosseum, and LNA Testing for GOES

DARPA Colosseum

For anyone eager to be at the cutting-edge of project development, there’s now an email subscription option which will alert you every time a Myriad-RF project is updated with per-project tracking to keep things entirely on-topic. Build around the official projects pages, the subscription forms now appear at the bottom of each project’s page –…

Read more

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…

Read more

LimeSDR Workshop Materials Available

On 24th March we hosted a one day workshop in partnership with the BCS Open Source Specialist Group and Open Source Hardware User Group, that provided an introduction to software-defined radio and LimeSDR. Held at the BCS offices in central London, the event was free to attend and proved to be very popular, with participants…

Read more