Operating Wifi at low power is difficult, Wifi is just way more complex and chatty than simple RF links. This project and blog post series explores what is available at the end of 2018.

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Solar powered light barrier across a driveway to signal the entrance and departure of vehicles and pedestrians using a door chime. Communication between the light barrier and the chime is via RF links and MQTT.

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Real-time GPS tracker for surfskiing (or kayaking, paddling, rowing) with real-time display as well as LoRa and LTE radios for safety.

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