LMS7002M Python package and VNA example

Back in June, during the LimeSDR crowdfunding campaign, one of the many great demos that we shared details of was a basic Vector Network Analyser (VNA). Since then we’ve understandably had quite a few requests to share the code and this was always the intention…

LimeSDR LuaRadio support and Arch Linux package

LuaRadio is a lightweight, embeddable flow graph signal processing framework for SDR and as the name suggests, it is written in the Lua language. It benefits from no external hard dependencies and a binary footprint of an impressively small <750KB, which even includes the LuaJIT just-in-time compiler.

LimeSDR with native Windows and via Ubuntu VM

The crowdfunding campaign may have drawn to a close — and what a fantastic result! — but work continues in the core engineering team in order to get full scale production and testing in place, and also in the community of beta testers which have early access to LimeSDR hardware.

LoRa modem with LimeSDR

LoRa is a chirp-based modulation format that can operate beneath the noise floor. Its robust, low power, and low rate — and a candidate technology for connecting the internet of things. In this blog I will cover the basics of LoRa modulation, show off the LoRa PHY blocks for Pothos, and demonstrate simple relay and client applications using a pair of LimeSDRs.

Lime Suite driver architecture

Lime Suite is a collection of software supporting several hardware platforms including the LimeSDR, drivers for the LMS7002M transceiver RFIC, and other tools for  developing with LMS7-based hardware. This post will cover the components of Lime Suite, how it supports LimeSDR, how it fits with the SDR application ecosystem, and how users can use Lime…

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Updated GNU Radio and SDR driver Ubuntu packages

Alexandru Csete and Josh Blum have been busy putting together updated Ubuntu packages for GNU Radio plus various drivers, along with their dependencies. To summarise: Update to GNU Radio 3.7.9/volk 1.2 Latest gr-osmosdr with Red Pitaya support SoapyRedPitaya added UmTRX 1.0.8 Using UHD PPA The packages can be obtained via the SDR Drivers PPA and…

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Installing the Novena-RF driver and GNU Radio

In this post we will walk through installing the SDR module driver on the Novena platform, along with GNU Radio, before finally testing this by running up a simple FFT plotter. Before we start, please note that the canonical driver installation instructions can be found on GitHub and if you run into any issues consult…

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