Tag: humidity

Ender 5 Plus Lightbox (#E20)

Super short update: I’m doing stupid things that I totally would not recommend to anyone, I’m having fun, and I’m making progress. The extreme humidity right now is a hindrance, but I’m gonna power through and fix things later, in case those ugly mofo brackets fall apart.

The second-hand Ender 5 Plus 3D printer* that I bought recently now has lockable wheels** and at least one side is covered by a 60×60 LED panel*** while power distribution is still unclear****. It’ll replace my old light box***** if things go to plan******. […]


Sensirion SGP30 and Bosch BME280 air sensors (WHL #64)

Small air sensor modules for today!

The Bosch BME280 has been in use on my ESP modules across the apartment since I discarded the unreliable DHT sensors, DHT22 in my case. It’s a combined temperature-pressure-humidity sensor, contrary to the much cheaper BMP280 or the predecessor BMP180, which lack the humidity part (pretty much vital indoors, while pressure is just a gimmick). They are sold in many similar versions, I’ve always picked the GY-BME280 module in 3.3V flavour (“GYBMEP”), as the sensor can be operated from 1.71V to 3.6V which is handy for different MCUs. […]