Industrial Perforators Association
ACOUSTICS HANDBOOK - Part One: The Principles


The Tuned Resonator Absorber Approach

Figure 17. Nomogram for calculating the resonance frequency, with the graphical constructions for Examples 4, 5 and 6. A "clean" version of this Nomogram is included at the back of this booklet, to be copied and used as a worksheet for future design problems.

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