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Piezo Film Vibra Tab Mass VS Flexiforce sensor — Parallax Forums

Piezo Film Vibra Tab Mass VS Flexiforce sensor

faisalfaisal Posts: 14
edited 2008-01-03 14:20 in BASIC Stamp
Hi there,

In the past I used the Flexiforce sensor and found that the results I was getting wern't very accurate, the reading were different everytime I applied the same force.

Is the Piezo Film Vibra Tab Mass sensor any better?

Any help on the piezo film vibra tab mass would be much appreciated.

cheers

Comments

  • steve_bsteve_b Posts: 1,563
    edited 2008-01-03 14:20
    Hi faisal,

    I had the same problems with the flexiforce sensor as you. I think it's a good sensor to use to detect pressures, but not necessarily measure them.
    I believe part of the problem had to do with consistantly "preloading" the flexi each time. If you didn't do this right, then you're reading wouldn't match your last measurement.

    I don't think the PIezo has the same problem...haven't used it though, but you do have more control with the add-on circuit they describe.

    Cheers

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