Temperatura (DS18B20) y Humedad (Sensor Capacitivo) del Compost además, Temperatura y Humedad Relativa del entorno de la compostera utilizando un sensor DHT22
DataLogger based on Arduino with 434MHz radio and BME280 sensor supplied by 3.6V battery for the transmitter and RaspberryPiZeroW & CC1101 with Python program for receiver.
Controlling the temperature in a 1700 liter aquarium. Heater is a motor valve controlled water radiator via heat exchange.