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Thread: Question about port size |
   
Silver Member Username: Ducka
Shelby Township,
MI
United States
Post Number: 290 Registered: Jan-08
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| Posted on Saturday, May 24, 2008 - 07:52 pm: |
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Well I havent been on here in a while so I guess I'll return with a question... Im gunna start building a box, hopefully soon, but first i gotta figure out exactly what im building. With a ported box does it matter how large the port opening is? I know there are downfalls to having it too small such as port noise/whistling, but is there a downfall to making a port that is very large? this will be a box for 2 12" type-r's and i was thinking of making the port pretty large(mostly cuz I think that is cool, dont know why) the port I was planning on doing would be about 12.5"x6or7". Would there be a downfall to that? Obvoiusly the length will still be appropriate. Oh yeah and the tuning I am shooting for is 35hz p.s. Whats up with subwoofertools? That was way longer than it needed to be, but thanks. Kevin |
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Silver Member Username: Surferdude9371
Im BTL Bumpin
Post Number: 978 Registered: Mar-07
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| Posted on Sunday, May 25, 2008 - 12:24 am: |
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there is such a thing as too big it doesnt get nearly as loud |
   
Platinum Member Username: Wingmanalive
A pic is worth
1000 posts!!
Post Number: 16755 Registered: Jun-06
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| Posted on Sunday, May 25, 2008 - 12:01 pm: |
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Also a too large of a port or box volume and you start raising the risk of a free air situation. The sub, unless designed for it, needs the proper back pressure the air in the box provides. |
   
Silver Member Username: Ducka
Shelby Township,
MI
United States
Post Number: 292 Registered: Jan-08
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| Posted on Tuesday, May 27, 2008 - 04:32 pm: |
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how do you know when it is too big or too small? |
   
Silver Member Username: Surferdude9371
Im BTL Bumpin
Post Number: 984 Registered: Mar-07
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| Posted on Tuesday, May 27, 2008 - 05:02 pm: |
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email your sub company and they will give you a min/max box cuft and sqin of port to use |
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