Wemos D1 mini combined with BME280 sensor measuring temperature, relative humidity and air pressure. Location: Saxony, Germany
CIRLAB temperature,humidity and atmospheric pressure in NTNU,Taipei,Taiwan.
Pomiar ilości węgla w podajniku pieca przy pomocy HC-SR04 i ESP8266
bme280 -> PIC18F26K22 -> ESP8266 DCDC: Akizuki AE-XCL101C331BR-G 3.3V + 1000uF
Uber Solar Water Heater, Complete High Pressure System 18 EVT 100 Litres Close Coupled Thermosiphon. Collector is facing South West at 7 deg slope to horz, with a slight tilt towards North West to aid the thermosiphon.