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Speaker Dynamic Modal Analysis Comparing Resonances to Musical Scales

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Don Blanchet
Don Blanchet

How do the mechanical resonance mode shapes map into musical note frequencies?

Engineering
1 of 13
GENERIC SPEAKER DYNAMIC MODAL ANALYSIS 2/11/2014 Don Blanchet 3B Associates 339-234-3544
GOAL  Compare mechanical resonances with musical scale frequencies
Model 7 inch dia paper cone
Model
Model
FEA mesh
FEA mesh
D1 36.7 hz
G2 98hz
A3 - 220hz
A4 440 hz
Housing 975hz

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Speaker Dynamic Modal Analysis Comparing Resonances to Musical Scales