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Vibration Transmissibility Calculator

Calculate force transmissibility magnitude for a damped single-degree-of-freedom system under harmonic excitation.

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TR=√((1+(2ζr)²)/((1−r²)²+(2ζr)²)), r=f/fₙ. No isolation design recommendation.

A QUICK WALKTHROUGH

How to use this tool

  1. Enter values in the displayed units.
  2. Review the model assumptions and formula.
  3. Calculate locally in your browser.

Model and assumptions

TR=√((1+(2ζr)²)/((1−r²)²+(2ζr)²)), r=f/fₙ. No isolation design recommendation. This calculation is not a machine safety, structural, or equipment approval.

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GOOD TO KNOW

Common questions

Does this assess resonance safety?

No. It evaluates the stated idealized model only.

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