OTA: LimeSDR FPGA Hacks, MarconISSta Update, Arm’s Open BLE Stack, and More

While most users of the LimeSDR focus on its LMS7002M radio frequency integrated circuit (RFIC), naturally enough, there’s flexibility to be found also in its field-programmable gate array (FPGA) – as proven by Gaspar Karm’s project to add a DC-removal filter into the board’s gateware. As the name suggests, a…
Rikard Lindström's 3D-printed LimeSDR Mini case

OTA: CrowdCell Hackathon, LimeSDR Projects, Alphabet’s Loon, and More

Vodafone and Lime Microsystems have announced the first in a planned series of annual hackathon events designed to benefit the Telecom Infra Project, focused on developing on top of the LimeSDR powered CrowdCell platform. A part of the Telecom Infra Project, which aims to drive innovation in the telecommunications arena…
Alphabet's Project Loon

OTA: EMF Camp Base Stations, LimeSDR in Space, GNU Radio, and More

LimeSDR units will be a key feature of this year’s Electromagnetic Field (EMF Camp) event, taking place in the UK this weekend, powering a local GSM cellular network for attendees’ use. Part camping festival, part gigantic temporary hackspace, Electromagnetic Field is this year held in Eastnor, UK, and on…
LimeSDR BTS, for EMF Camp 2018

OTA: OpenLST, Radiosonde Guidance, Wi-Fi Weapon Detection, and More

Satellite communications specialist Planet Labs has announced its entry into the open-source radio community, with an open-hardware device dubbed the OpenLST built exclusively using widely-available commercial off-the-shelf (COTS) parts. “Radio system design is often viewed as a ‘black box’ that is out of reach to all but the most experienced…
Planet Labs OpenLST

OTA: Cave Rescue Radios, Spectrum Pricing, Clones, and More

This fortnight’s big news was, of course, the successful rescue of 12 children and one adult stranded in a Thai cave by flooding, and there’s a surprise twist in the tale: the rescue was carried out using USB radio transceivers designed by a radio ham. Hackaday explains that members…
Virginia Tech SDR-based GPS spoofer

OTA: LoRa Testing, Homebrew Antennas, Reactor Monitoring, and More

Engineer Mark Zachmann has posted of his work using the LimeSDR Mini to test low-power long-range LoRa radios, as part of an Internet of Things (IoT) project. “I’m working on a LoRa system at 915MHz. LoRa is a frequency modulation method used on low power IOT devices. Being able to…
Acoustic Communications at Argonne National Laboratory

OTA: One-Box Cellular, Finalised 5G, Altair-Powered SDR, and More

Community member Lucas Riobó has, alongside colleagues Francisco Veiras, María Garea, and Patricio Sorichetti, announced a novel use for a LimeSDR: software-defined optoelectronics. “In this work, we propose a general architecture for the implementation of Software-Defined Optoelectronic systems (SDOs),” Lucas explains in the forum post announcing the early-access publication…
Thought Emporium's Wi-Fi Camera Image

OTA: LimeSDR Shipping, 6G Cellular, New Osmocom, and More

Work to deliver outstanding LimeSDR, LimeSDR Mini, and associated devices continues, but there’s been a major change in the background: Crowd Supply is now in full control of inventory management and distribution, which is going to make future fulfilment considerably smoother at the cost of a moderate delay in the…
LimeSDR (cased)

OTA: Python SNAs and VNAs, High-Frequency Trading, Linux Containers, and More

A new Python package, pyLMS7002Soapy, has been published as a more feature-packed replacement for the old pyLMS7002M library – bringing with it bundled examples which use the LimeSDR or LimeSDR Mini as a scalar or vector network analyser (SNA/VNA). Uploaded to the Myriad RF GitHub repository late last month the…
Cyril (@kotzebuedog on Twitter)'s Homebrew Antenna

OTA: LimeSDR Cases, HDSDR and GNU Radio Support, SDR Hacks, and More

Fulfilment of the LimeSDR Mini pre-orders continues, with the optional aluminium cases for the bundles having gone through assembly and testing ready for Crowd Supply to send them on. Delivered late last week and pictured in a campaign update, the LimeSDR Mini aluminium cases are designed to provide protection…
LimeSDR Minis in Cases

OTA: Shipping Updates, Drones, Sirens, OsmoCon2018, and More

Fulfilment of the LimeSDR Mini, GPIO Board, Companion Board, Grove Starter Kit, and Hacker Case continue to progress, with Crowd Supply estimating that the final items will have been sent out by the end of May. Backers waiting for a LimeSDR Mini will be pleased to hear shipment continues in…
Chuck Swiger's "LimeSDR Rocks" Waterfall Demo

OTA: New LimeSuite, RISC-V LimeNET, ‘Minecraft’ Video, and More

There’s a fresh new version of the Lime Suite software stack out, version 18.03.0, which brings with it full support for the LimeSDR Mini. Released earlier this week on the Lime Suite GitHub repository, Lime Suite v18.03.0 brings with it full support for programming and controlling the LimeSDR Mini…
LimeNET RISC-V Prototype