A deep dip of the sound pressure response, due to the interference of waves, is seen in the piston motion frequency range of the cone-type loudspeaker, and the dust cap is effective in reducing this dip. Calculations relating to the affect of the dust cap are carried out by the finite-element method, and show good agreement with the measurement.
Authors:
Shindo, Takeo; Kyono, Noboru; Yashima, Osamu
Affiliations:
Mitsubishi Electric Corporation, Kamakura, Japan ; Toyama University, Toyama, Japan(See document for exact affiliation information.)
AES Convention:
63 (May 1979)
Paper Number:
1469
Publication Date:
May 1, 1979
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