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Testing LoRa Antennas at 915MHz

Testing LoRa Antennas at 915MHz

I’ve been working on LoRa systems and really wanted to find a ‘best of breed’ antenna to use. So, I found an inexpensive but accurate…
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Mark Zachmann
How to Build a Hot Plate Reflow Oven

How to Build a Hot Plate Reflow Oven

I’ve been building surface mount circuit boards by hand with a hot air gun. It is slow, tedious, and error-prone. I looked into buying a…
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Mark Zachmann
Long Range Embedded Systems — Part 2

Long Range Embedded Systems — Part 2

I’m prepared and now it’s time to test the embedded systems. The challengers are:
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Mark Zachmann
The Best LoRa Settings for Range and Reliability

The Best LoRa Settings for Range and Reliability

Why won’t my two LoRa (Long Range) radios talk to each other? A common refrain when you’re developing LoRa applications.
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Mark Zachmann
Testing LoRa Radios with the LimeSDR Mini

Testing LoRa Radios with the LimeSDR Mini

Testing LoRa radios can be difficult but the $140 LimeSDR mini breezes through this — once you figure it out.
Go to the profile of Mark Zachmann
Mark Zachmann
Run Headless Ubuntu on an Atom Z8350 PC

Run Headless Ubuntu on an Atom Z8350 PC

If you search for Linux PC on Amazon this cute near $100 PC shows up. It comes with fake Windows and claims to support Linux (Debian). I…
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Mark Zachmann
Testing Antennas with the LimeSDR Mini

Testing Antennas with the LimeSDR Mini

I recently bought a LimeSDR Mini to test antennas and those little transceivers. As usual there are some startup hurdles so I thought I’d…
Go to the profile of Mark Zachmann
Mark Zachmann
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