View Full Version : Re: Mechanomyogram (MMG) sensor?

Swie Yuniarto Wijaya 
07-30-2002, 05:33 PM
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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