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Re: Mechanomyogram (MMG) sensor?

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  • Re: Mechanomyogram (MMG) sensor?

    Dear Mr. Ing-Shiou Hwang,
    Regarding the MMG sensor, colleague in our lab., use sensor 9G type made by
    NEC San Ei Japan.
    Detail spec. can be checked in (pdf format) :

    Best regards,
    SWIE Yuniarto W,
    Dept of System Eng.
    Univ.of Electro-Comm Tokyo

    ----- Original Message -----
    From: "ishwang"
    Sent: Sunday, July 28, 2002 6:59 PM
    Subject: Mechanomyogram (MMG) sensor?

    > Hi! Dear all:
    > I am an investigator in university conducting a research project about
    > muscle force regulation using surface mechanomyogram (MMG). The sensor I
    > used to detect "muscle sound" in the tibialis anterior was HP21050A.
    > However, HP will not produce HP21050A anymore, and the product is out of
    > stock. I also tried to contact other manufacturers that fabricate
    > piezoelectric sensors used in many published articles. Sadly, their
    > responses are not positive. To expedite the current project, other
    > piezoelectric accelerometer/microphone in place of HP21050A is required.
    > Your suggestion to solve this problem is highly appreciated.
    > Ing-Shiou Hwang, Ph.D.
    > National Cheng Kung University
    > Taiwan

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