Phase inversion baffle

Japanese: 位相反転バッフル - いそうはんてんばっふる
Phase inversion baffle

...For this reason, various technical improvements have been made, mainly to direct-radiating speakers. The phase-reversing baffle is a baffle designed to radiate sound waves generated behind the speaker's diaphragm to the front of the speaker with an appropriate phase shift, and is effective in improving low-frequency characteristics. It is often called a "bass reflex" (Figure 4). ...

*Some of the terminology that refers to "phase inversion baffle" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…そのために,直接放射形スピーカーを中心として,種々の技術的改良が行われてきた。位相反転バッフルは,スピーカーの振動板の背後に生ずる音波を,適当な位相の変化を与えてスピーカーの前面に放射するような構造のバッフルで,低域の特性改善に有効である。〈バスレフ〉と呼ばれることも多い(図4)。…

※「位相反転バッフル」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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