- Low flow shower headWe replaced our 90s shower head with a low flow 5 L/min shower head
- Sending data over LTESending air quality sensor data over a mobile LTE network with a Blues Notecard.
- Storing sensor dataChoosing a timeseries database to store lots of air quality sensor data.
- Enviro+ air quality sensorsPimoroni Enviro+ air quality sensors exporting their data to Prometheus and graphed by Grafana.
- Air quality sensor networkLearning from the previous air quality sensors we built, I’m keen to provide some time to plan and deploy a prototype of some new hardware, and here’s where I need your help to fund the initial build.
- Repairing HexaDuring my time at MOD. I purchased a Vincross HEXA as part of our robotics education program. It’s a beautiful six legged …
- Power & battery managementUntil now I’ve been powering the water quality sensors via a USB cable either to an external power supply, or directly to …
- Water Quality iOS appLoRa is great when there’s a network available, but for in-person water quality readings I thought it’d be convenient to add Bluetooth. …
- Debugging LoRa connectivityAfter successfully upgrading the firmware of my Uno’s RN2903 LoRa chip, I was still having trouble connecting to The Things Network and …
- Upgrading The Things Uno RN2903 firmwareIt turns out that it wasn’t only the range that might have been causing my connection problems to The Things Network – …
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