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.
Click to purchase paper as a non-member or login as an AES member. If your company or school subscribes to the E-Library then switch to the institutional version. If you are not an AES member and would like to subscribe to the E-Library then Join the AES!
This paper costs $33 for non-members and is free for AES members and E-Library subscribers.