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  1. #11
    Senior Member B&KMan's Avatar
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    Oct 2004
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    Canada
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    Hey hey hey It me again (yuk yuk yuk )

    Well I just finish a painful technical tips evaluation... Of CAPS vibration...
    pffff....... I hope you keep this very very expensive




    (i hesitate to create a new thread fo this but many info is in regard of modification 4343 project spirit so I run this)

    (And it is a cherry for any guys is arrival here... )

    =======================================


    I perform a impac modal response to mesure the spectrum response (FRF) and amplitude response of vibration of 3 set-up caps... and expose the result at your eyes judgement...

    1--- I tarap firmy (limit to broken tarap) a metal can caps phillips on thin 1/8 inch clawboard (I dont know what is tecnical term). I put the accelerometer on top of caps and I slamHammer impact instrument into board...

    2--- Same on 1 but I put in thick clawboard (1/4 inch.)

    3--- Same but mdf 3/4 inch...

    4--- same but in my big Network 3/4 mdf plus rock (and eventually sand...)

    I send this the pict of 4 piece to expose at my hammer....
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