Author Archives: keptenkurk

Plotting TTN gateways on a map

Introduction While using the TTN tracker application for some time now on my home-made LoPy tracker it shows that signals were recorded by at least 246 different gateways in the Dutch area. This raised a question: How many more did … Continue reading

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Monitoring Linux based LoRa gateway

As a LoRa TTN gateway owner you want to know what’s going on at your gateway sooner or later. Now the gateway traffic page at The Things Network console offers some insights but it offers no API to get the … Continue reading

Posted in Domoticz, LoRa, Node-Red | 4 Comments

LoRa 868 MHz collinear results

The antenna described in the previous post and the preliminary results encouraged me to get the thing on the roof. April 1st (no joke!) seemed the right time. Hardly any rain according to the radar. So i filled the bag … Continue reading

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A LoRa 868MHz Collinear antenna

A warning ahead: the following is a YMMV project. Coax collinears have come in very different flavours and it is very hard to find at least two sources which agree on a reproducible design. Ok, they all consist of a … Continue reading

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Mapping The Things Network with a LoPy (4). Node-Red backend

This page will not go into the details on how to install and run Node-Red on a Raspberry Pi. Other resources about that can be found hereĀ and here. A primer on how to use the TTN nodes in Node-Red can … Continue reading

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Mapping The Things Network with a LoPy (3). Wiring diagram

This part of the project will show the wiring diagram for the LoPy tracker. The tracker is built around the LoPy of PyCom. It’s a MicroPython programmable ESP32 with LoRa transceiver on board. Although one can connect to it using … Continue reading

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Mapping The Things Network with a LoPy (2). Programming the LoPy

The most interesting part is definitely the LoRa node for which i use a LoPy. The software described here is based on the work of PiAir found here on GitHub and taylored to my needs. Before going into the software … Continue reading

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