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ApplicationsSurrounds for Marine and Outdoor Speakers
Marine and outdoor speakers lose their surrounds to UV, ozone, salt spray and heat cycling long before anything else on the driver gives out. Here is what actually causes that failure, why EPDM is the compound to reach for, and the testing that separates a real "marine grade" claim from a label on a spec sheet.
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ApplicationsSubwoofer Surrounds: What Changes at High Excursion
Push a subwoofer cone far enough and the surround stops being a quiet supporting part and becomes the thing that decides whether the driver survives. Here is what actually changes at high excursion — roll width, compliance, compound, and how a component factory proves a surround will hold up before it ships.
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