OTA: Masterclass Videos, RFI, C-Band Reuse and More

LimeSDR Mini on a LattePanda

If you’re looking for an in-depth deep dive into digital radio and the inner workings of the LMS7002M and LimeSDR you’ll want to look out for Dr. Danny Webster’s Wireless Masterclass series, the first of which has been uploaded to YouTube. Based on presentations from the LimeSDR Workshop held back in March in partnership with…

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Wireless Masterclass Video Series

Back in March we hosted a 1-day LimeSDR workshop in London, in partnership with the BCS Open Source Specialist Group and Open Source Hardware User Group. For this Principle RF Design Engineer at Lime Micro, Dr Danny Webster, put together a series of presentations that provide an introduction to digital radio concepts, before moving on…

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OTA: New LimeSDR Accessories, LattePanda Experiments, and More

LimeSDR Hacker Case

The LimeSDR Mini crowdfunding campaign, launched earlier this month, is off to a flying start and is already over 130 percent funded with over 30 days still left on the clock – and now includes support for an external clock source. Designed to be fully compatible with the LimeSDR ecosystem but in a smaller, more…

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LimeSDR Made Simple Part 6: More Than One Way…

Receiving ASK/OOK signals in Pothos and GNU Radio. Welcome to the sixth instalment of LimeSDR Made Simple. Last time we looked at transmitting and receiving ASK (amplitude shift keying) signals in Octave. However, we mostly glossed over the modulation and techniques involved. In the next post(s) we will look at both receiving and transmitting single…

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OTA: LimeSDR Mini, GNU Octave, SDR on a Watch and More

LimeSDR Mini (Render)

Lime Microsystems has officially opened a crowdfunding campaign for the LimeSDR Mini, a reduced-size and reduced-cost version of the LimeSDR which offers one TX and one RX channel for just $99 for Early Bird backers and $139 thereafter. Taking place on Crowd Supply over the next month – the same platform used to launch the…

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OTA: Beginner’s Guides, PocketEPC, GRAVES and More

GRAVES spectrum plot

Karl Woodward’s LimeSDR Made Simple series continues on the Myriad-RF blog with two new hands-on posts: a simple practical example and implementing an FM radio receiver through Pothos. Following on from the first and second entries in the series, Karl’s latest posts are designed to take the theory into the realm of practice. The third…

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LimeSDR Made Simple Part 4: to Pothos and Beyond

It’s time again for another bite sized chunk of LimeSDR. This is the fourth post in the series and while this will be our second practical exercise, it does build upon the whole series and so if you have not read the first three articles, you are advised to take a look now (Part 1…

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LimeSDR Made Simple Part 3: A Practical Example

This is the third in a series of posts that aims to make the LimeSDR platform a little more approachable. Again we will build upon previous examples and if you missed the last in the series it is available here. Last time we looked at the RX stage in detail with the aim of understanding…

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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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LimeSDR Made Simple Part 2: matching, LMS7002M RX & I/Q

This is the second in a series of posts on the LimeSDR platform, that aim to demystify using SDR in the real world and programming a simple example with confidence, through bite sized chunks. Last time we explored what the LimeSDR is and what it can achieve. In this article we will look into the LMS7002M…

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