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Message: <blockquote data-quote="jeepguylv" data-source="post: 8327948" data-attributes="member: 663171">here is what my box is :image dynamics recommends a ported box 1.75 cu. ft. gross with a port frequency of 35hz and an f3 of 32hz -3db with a slot port 10"x1.5"x15.66"what we ended up doing is:ported box with 2.2 cu. ft. net ( after displacement means minus the port and subwoofer volume) tuned to 30 hz with an f3 of 29hz port is 13"x1.5"x26.26"this works great for me and the subwoofer I am using, we went back and forth with ID and they agreed that this box will perform perfectly with this sub at 1000 w rms.hope this helps</blockquote>

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