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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…
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Mark Zachmann
Dual Axis Motors with Smoothieware

Dual Axis Motors with Smoothieware

Smoothieware does not support dual axis motors and they recommend you rewire the controller board to send the same signal to two drivers…
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Mark Zachmann
Using the Cohesion3D Remix

Using the Cohesion3D Remix

I wanted to upgrade the 3d engine in a project so I could run Smoothieware. The best thing out there seems to be the Cohesion3D Remix board…
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Mark Zachmann
Long Range Wireless Software for Arduino and MicroPython

Long Range Wireless Software for Arduino and MicroPython

In the process of testing LoRa boards it became clear that the available driver software wasn’t acceptable. To use the least power possible…
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Mark Zachmann
Long Range Embedded Systems

Long Range Embedded Systems

Very recently we’ve had a proliferation of small cpus with Long Range transceivers that fit into a chip socket. I need one for an…
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Mark Zachmann
The Pycom LoPy Long Range Transceiver Part 2 Range Testing

The Pycom LoPy Long Range Transceiver Part 2 Range Testing

This part discusses Range Testing as well as the Pymakr environment, developing, stability, and other evaluations that take time.
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Mark Zachmann
The Pycom LoPy Long Range Transceiver

The Pycom LoPy Long Range Transceiver

I’m pretty interested in Long Range (LoRa) communications. Here I’m referring to use of the unlicensed bands (915MHz in the US, 868MHz in…
Go to the profile of Mark Zachmann
Mark Zachmann
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