| 摘要 |
PROBLEM TO BE SOLVED: To provide a a bus reflector type woofer which reduces duct noise in a simple structure. SOLUTION: In a woofer in which a duct is installed in a box and an opening is provided to a proper place in the box, while a speaker is attached in the box, air flow is intentionally disturbed by installing an irregular air flow generating part near output of the duct. COPYRIGHT: (C)2005,JPO&NCIPI
|
