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Using Segger Studio and Nordic SDK with Particle Xenon

Using Segger Studio and Nordic SDK with Particle Xenon

The Particle Xenon is a nice CPU module based on the brand new Nordic Semiconductor NRF52840. Last I looked, retail price was $15 so it’s…
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Mark Zachmann
Particle Mesh Photos

Particle Mesh Photos

I’ve been using Particle boards for years for home automation and other simple tasks. In February they announced a shift to a line they…
Go to the profile of Mark Zachmann
Mark Zachmann
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…
Go to the profile of Mark Zachmann
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:
Go to the profile of Mark Zachmann
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.
Go to the profile of Mark Zachmann
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
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