<VV> Re: [FC] [VV] Harmonic balancers....

[Louis Armer]

Hmmmm.................What that in the "Flubber" file??? <GGG>

da Chuckster
Chuck Armer
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At 01:33 AM 7/1/2007, you wrote:
>When I designed my 3.6L with the 1/2" additional stroke I "calculated" a new
>natural frequency and had David L. at Dale Mfg. build me one with slightly
>thicker rubber to match that frequency.
>
>I am considerably disturbed to find that I cannot find any of my notes on
>this, including any e-mails to/from David.  In particular, I cannot find my
>natural frequency calculations (which were closer to guesses) - and, I'm
>completely blank on the subject.  The only thing I remember is that the
>damping frequency is inversely proportional to the cube of the rubber
>thickness, so it doesn't take much change.
>big snippero

>Roger
>
>PS:  It is conceivable that I just set the HB frequency to around 3500 rpm,
>where my engine spends most of it's time, on the theory that I'd just try to
>damp the driving frequency.  I can't believe I've forgotten all this in only
>2.5 years.  What an idiot...............NOT.....................
    .............just an "Absent minded Prof".........<GGG>
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