• Question: how does bluetooth work?

    Asked by mojems (imogen) to Rob, Chris on 21 Jun 2015.
    • Photo: Rob Temperton

      Rob Temperton answered on 21 Jun 2015:

      I don’t know a lot about Bluetooth apart from the fact it works by transmitting/receiving electromagnetic radiation. It works in the GHz range (around 2.5 GHz as I recall) and the transmission is low energy so the receiver needs to be a few meters away for it to work reliably.

      Rob

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