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Piezo tester / LCQ Meter

  1. Jan 2, 2015 #1
    Arduino DUE based project for testing amplitude-phase response of the sensor or circuitry.
    Resonance frequency detection based on zero phase crossing, range up to 250 kHz.

    Check it out : https://coolarduino.wordpress.com/2014/12/24/lcq-meter-amplitude-phase-characterizer-piezo-tester/ [Broken]

    https://coolarduino.files.wordpress.com/2014/12/twopeaks.jpeg [Broken]
    Last edited by a moderator: May 7, 2017
  2. jcsd
  3. Jan 2, 2015 #2


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    Staff: Mentor

    Looks like a fun project. I skimmed some of the material at your link. Can you describe in a couple paragraphs here what your overall design goals were, and what challenges you encountered?
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