OTA: Satellite Imagery, GRCon22 Talks, Osmocom Funding, SIM Simulation, and More

LimeSDR users have been showing off their satellite imagery successes on social media, capturing data from NASA’s Terra, Suomi-NPP, NOAA-20, and more and decoding it to great effect. “Here it is,” writes Peter Kooistra on Twitter, while sharing images including the one adorning this newsletter. “My first Terra with…

LibreCellular Update 5: Basic Service

We are pleased to report that the next milestone has been achieved and it is now possible to set up a network to provide basic service.

LibreCellular Update 4: CI Phase 1 Commissioning

We are pleased to report that the next milestone has been reached, whereby the srsRAN software is automatically built and deployed to a base station, together with eNodeB and EPC configuration, following which an end-to-end test is completed when a modem attaches to the network and a successful ping completes.

OTA: LimeNET Micro-powered Nautilus, Ham Base Station, New Lime Suite, and More

The LibreCellular project has reached another milestone with the development of a low-cost 1,800MHz medium power amplifier design targeting 4G Long Term Evolution (LTE) Band 3. “While suitable low power RF amplifiers are available at a modest cost, as the power output increases to a watt or more the cost…

LibreCellular Update 3: Band 3 Medium Power Amplifier

Initial version of a low cost 1800MHz power amplifier design completed and tested. In parallel to building out the CI hardware platform we’ve been working on the design for a low cost medium power amplifier for LTE Band 3. While suitable low power RF amplifiers are available at a modest…

OTA: LibreCellular Hardware, LimeSDR on Android, SDR on the Steam Deck, and More

The LibreCellular project has reached the milestone of having a reference base station and related continuous integration (CI) subsystems completed with initial documentation, bringing it a step closer to its goal of open cellular communication for all. Launched in May last year, LibreCellular is an effort which aims to provide…

LibreCellular Project Update

Since the project was announced last year we’ve suffered a number of setbacks due to circumstances outside of our control. For example, the company we planned to use for customised rack mount enclosures exited the market due to pandemic related issues. However, we are pleased to report that we are now making good progress and a long overdue update follows.

OTA: Stratospheric LimeSDRs, Automated Transcriptions, LimeSDR Mini 2 Launch, and More

The LimeSDR-powered Portsdown digital TV transmitter project has been featured in the latest issue of The MagPi Magazine, showcasing how low-cost software-defined radio is being used by the British Amateur Television Club (BATC). “Now Dave [Crump, chair of the BATC] has completed Portsdown 4, using the more powerful Raspberry Pi…