Teensy 4.1 + LoRa 868MHz + Addressable

The Adafruit LoRa Transceiver working on the 868MHz frequency. Bandwidth 125kHz and Spread Factor 7. 2 to the power of 7 = 128

With addressable nodes

868MHz radio frequency is license exempt in the UK, but not without rules.

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Photo

Teensy 4.1 + LoRa 868MHz + Addressable

Sketch