2007年7月3日 星期二

About waterproof speaker 防水喇叭

Generally speaking, a paper diaphragm speaker is easily to have the problem of molding or distortion in a humid environment, and is certainly damaged in the water. On the other hand, the mylar diaphragm speaker is normally waterproof that it can work with drip, fog, or even slightly in the water if we use the rubber ring to fix the diaphragm instead of paper ring.
Another important thing is that all the diaphragms of the speakers are very thin, and the pressure of water might distort even break the diaphragm if it is too deep.
In conclusion, the mechanism design is also very important, especially the joint should be completely sealed in order to reach waterproof function.
一般而言,,紙盆的喇叭在潮濕的使用環境下,比較容易有發霉或是變形的問題,泡水更是會立即的損壞,
而採用塑膠振膜的喇叭大致上都有撥水的能力,亦即水滴,水霧並不會損壞喇叭,
若配上橡膠的墊圈取代紙墊圈,則輕微的泡水也不會有問題,
要注意的是,喇叭的振動膜片都很薄,若水深過深,強大的水壓有可能使膜片變形,甚至破裂!!
當然機構設計上也要注意,喇叭與機構的間隙都必須要密封好,才能泡水的喔!!

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