Greenhouse monitor

NodeMcu board (V1.0) Weather Station

Personal Weather Station. 3D printed with DIY electronics. Arduino ESP8266

Windspeed monitor. This setup logs and displays the average and maximimum windspeed.

temperatura umidade e pressão no Rio de Janeiro Brasil com arduino Mega, BMP280, DHT22, 18b20 e ESP8266

Sound Monitor at Burnham Station; reporting dB next to the CN train tracks - St Charles Air Line

Uses a D1 Mini and Arduino code with an HTU21D for ambient sensing and two DS18B20 OneWire sensors for inlet and outlet temperature measurement. The heat-pump mode detection uses temperature difference and its derivative of the inlet and outlet temperatu

My test

Measures the relationship between light intensity and solar panel power output. Panel is 80 x 55 mm rated at 6 V 100 mA. An INA219 measures current, voltage, and power output. A TP4056 controls the charge of a 600 mAh cell. Reports every 5 minutes.

Health Monitoring System using Arduino.

mérleg adatok arduino

stats for covid-19

DATOS DE HABITACIÓN DE JUAN JOSE

Just testing

In an outhouse we have a wood pellet burner for central heating of the house combined with solar panels and a 500liter accumulation tank. The water heater in the house need to know whether there is warm water in the tank to decide if it will heat th