• EEVblog #665 – Polar Wearlink Heart Rate Transmitter Teardown


    Teardown Tuesday.
    Inside a Polar Wearlink chest strap fitness heart rate monitor monitor transmitter.
    Also a look at and some attempted decoding of the signal with the Tektronix MDO3000 oscilloscope.

    Polar RMCM-01 Receiver Module Datasheet
    Forum HERE

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      • wetelectrica

        Is the coil wrapped around a ferrite rod or is the former made of some other material? I think the 32 peaks corresponds with the carrier frequency itself, the carrier isn’t encoded, its just a carrier.

      • Joe Sacher

        YouTube Thumbnail Image Caption:

        “Dave commits seppuku with multimeter probe.” 🙂

      • Zubair Ali

        can anyone help by guiding me in designing a similar product . i mean the ICs and the adjoining circuitry.
        please mail me on [email protected]

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