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GENERIC SPEAKER DYNAMIC MODAL ANALYSIS 2/11/2014 Don Blanchet 3B Associates 339-234-3544

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Page 1: Small loudspeaker FEA modal analysis

GENERIC SPEAKER DYNAMIC MODAL ANALYSIS

2/11/2014Don Blanchet3B Associates339-234-3544

Page 2: Small loudspeaker FEA modal analysis

GOAL Compare mechanical resonances

with musical scale frequencies

Page 3: Small loudspeaker FEA modal analysis
Page 4: Small loudspeaker FEA modal analysis

Model

7 inch diapaper cone

Page 5: Small loudspeaker FEA modal analysis

Model

Page 6: Small loudspeaker FEA modal analysis

Model

Page 7: Small loudspeaker FEA modal analysis

FEA mesh

Page 8: Small loudspeaker FEA modal analysis

FEA mesh

Page 9: Small loudspeaker FEA modal analysis

D1 36.7 hz

Page 10: Small loudspeaker FEA modal analysis

G2 98hz

Page 11: Small loudspeaker FEA modal analysis

A3 - 220hz

Page 12: Small loudspeaker FEA modal analysis

A4 440 hz

Page 13: Small loudspeaker FEA modal analysis

Housing 975hz


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