LoRa Trough 8 Floors – Using 100 mA

My student Tatu Erkinjuntti sent LoRa radio transmissions. His device can send messages trough eight concrete floors with minimal power consumption. He is using ESP32 with an external LoRa module, programmed with Arduino IDE. Power consumption during transmission is just … Continue reading

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ESP32 – Arduino Compatible 6 EUR DevBoard with WiFi and Sensors

My colleague Heikki Hietala experimented with ESP32. He could connect it to Eduroam, the world wide free WiFi network for students. Heikki used it for building a network controlled version of his morse moai, but you could use ESP32 to … Continue reading

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