OTA: High School RADAR, GSM Base Station on DragonOS, FM on the ISS, and More

Parkland High School student Victor Cai has presented work on a proof-of-concept short-range RADAR system, built around a LimeSDR Mini, at the GNU Radio Conference 2020 (GRCon20). Victor’s experimental system, presented with supporting paper during the virtual GRCon20 event, combines an off-the-shelf laptop running GNU Radio with a LimeSDR Mini…
Victor Cai

OTA: Hijacking Hostile Drones, LiFi Dev Kits, Custom LimeSDR Chassis and More

Vilnius Gediminas Technical University student Ugnius Buržinskis has released a video demonstrating a drone hijacking system, designed to prevent unauthorised uncrewed aerial vehicles (UAVs) from entering a restricted area, powered by a LimeSDR Mini. Using the LimeSDR Mini, housed in a protective casing and connected to an off-the-shelf laptop running…
Orson Maxwell's LimeSDR USB Case

OTA: Portsdown LimeSDR USB Support, DragonOS and PiSDR Updated, and More

The British Amateur Television Club’s Portsdown digital TV transmitter project now supports the LimeSDR USB open software-defined radio, in addition to its earlier compatibility with the smaller LimeSDR Mini and all-in-one LimeNET Micro. Detailed over on the Lime Micro Community Hub, the Portsdown project offers radio amateurs an easy…
Portsdown on LimeSDR USB

OTA: Active Cooling Cases, QRadioLink 0.8.0, GNSS Observation, and More

LimeSDR Mini and LimeSDR USB owners seeking additional cooling should take a look at the Hacker Gadgets Lime Active Cooling (AC) Case, heading to Crowd Supply next month. Designed to provide both a protective enclosure and active, rather than the more usual passive, cooling, the Hacker Gadgets Lime AC Case…
Lime AC Case for LimeSDR Mini

OTA: Field Report Contest Complete, Apply for an SDR Satcom Dev Kit, and More

The Field Report Contest is now complete, and we have a winner – named in a live drawing at Crowd Supply’s headquarters earlier this month. Designed to highlight the amazing projects the community has built around the LimeSDR family of software defined radios, the Field Report competition saw some strong…
ESA SDR Satcom Developer's Kit

OTA: SDR Satcom Launch, LimeRFE 1.0, OreSat Field Report, and More

MyriadRF has stretched to the stars this week with the official launch of the SDR Satcom initiative, a collaboration between Lime Microsystems and the European Space Agency (ESA) Designed to help lower the barrier to entry in the satellite communications industry, SDR Satcom combines the low-cost high-performance LimeSDR Mini software…
UniClOGS Ground Station Prototype

OTA: Lower-Cost LimeRFE, WSPR Experiments, LoRaWAN World Records, and More

The LimeRFE crowdfunding campaign has a new, lower-cost option: the same programmable software-defined front-end board but without the components needed to operate in cellular bands, as an alternative for radio amateurs. “We’ve had some enquiries as to whether it would be possible to make a reduced cost version of LimeRFE…
LimeRFE, in hand

OTA: LimeRFE, LimeNET CrowdCell Crowdfunding, Field Reports, and More

The crowdfunding campaign for the LimeRFE, a software-definable front-end module designed for use with LimeSDR hardware, has blown past its funding goal – with over a month left on the clock. Designed to be used with LimeSDR and LimeNET hardware, the LimeRFE is an open-hardware design with open-source software and…

OTA: QO-100 Field Report, DAB via ODR-mmBTools, the RadioInstigator, and More

The first of the LimeSDR Field Reports has been published, courtesy of community member Daniel Estévez: a look at his LimeSDR Mini-powered satellite ground station project. “My project uses a LimeSDR Mini as the basis for a ground-station for the amateur radio transponders on the geostationary satellite ‘Es’hail 2’ (known…

OTA: LimeSDR WSPR, Angle of Arrival Experiments, DSPs without Maths, and More

Community member Kiril Miloshev has been interviewed for the Lime Micro Community Hub, on his experiments with Weak Signal Propagation Reporting (WSPR) using the LimeSDR Mini. “Software defined radios got my attention as they are very universal, and you can do whatever you can imagine with them. Especially ones like…
Kiril Miloshev's WSPR Transmissions