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

Rikard Lindström's 3D-printed LimeSDR Mini case

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 field-programmable gate array can be…

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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,…

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