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      11-02-2011, 08:53 AM   #61
vasillalov
Mad Linux Guru On The Loose
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Drives: 2008 335i Sedan, 2023 M3
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Quote:
Originally Posted by luckyu View Post
The natural frequency in Hz is:

sqrt(386.4*K / M) / 6.28

K = spring rate in lbs per inch
M = corner weight in lbs (remember this is unsprung weight)

386.4 is a magic constant to get the units to work out.
6.28 is 2pi
Thank you! I love magical constants
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