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Silver Member Username: Dominirica012Charlotte, North Carolina US Post Number: 320 Registered: May-05 | ive built a box for my MTX 9500 to mtxs ported specs of 22" by 16" by 15 1/2"....the box specs suggested a slot-port but i dont have any wood left for the inside pieces and i was just wondering if someone could tell me how big of a diameter should i cut for the port and how long the tube should be |
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Gold Member Username: GlasswolfWisteria, Lane USA Post Number: 8177 Registered: Dec-03 | 12" sub? 4" ID port using PVC www.bcae1.com has a calculator for port length based on box volume volume is LxWxH |
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Silver Member Username: Audiobass10Cape Coral, FL United States Post Number: 161 Registered: Jul-05 | I'd strongly suggest Aero ports instead of pvc. They're a little pricey, but well woth it. They allow better airflow as well as the ability to change tuning. www.partsexpress.com carries precision ports for about $14 a piece. |
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Silver Member Username: Dominirica012Charlotte, North Carolina US Post Number: 322 Registered: May-05 | idk i just got a couple errors on the side but right now it says 4" diameter, port length 3.068" tuned to 35hz does that sound right? |
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Gold Member Username: SubfanaticKy Post Number: 4393 Registered: Dec-04 | lol hwo many cubic feet is your box internally |
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Silver Member Username: Dominirica012Charlotte, North Carolina US Post Number: 323 Registered: May-05 | 2 cubic feet |
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Gold Member Username: SubfanaticKy Post Number: 4403 Registered: Dec-04 | i got 10.9 inches long to tune it to 35 hrtz |
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Silver Member Username: Dominirica012Charlotte, North Carolina US Post Number: 324 Registered: May-05 | lol...told you i messed up...ok so the lenght is 10.9 whats the port diameter sub? |
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Gold Member Username: SubfanaticKy Post Number: 4406 Registered: Dec-04 | i did 4 inch since thats what you had above, if you want ill change it, but is it 2 cyubic feet AFTER DISPLACEMENT or not cuase that will change thign |
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Silver Member Username: Dominirica012Charlotte, North Carolina US Post Number: 325 Registered: May-05 | its after and thanks 4 the help sub...any idea what can i use as a port tubing thing |
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Gold Member Username: SubfanaticKy Post Number: 4409 Registered: Dec-04 | i use pvc pipe for mine |
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Silver Member Username: Dominirica012Charlotte, North Carolina US Post Number: 326 Registered: May-05 | what exactly is that..were can i get it from |
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Silver Member Username: GeekbikePost Number: 341 Registered: Dec-04 | PVC is polyvinyl chloride pipe. You can get it at every big box reno, home improvement store (Home Depot, Totem, Lowes, etc) and any plumbing or underground sprinkler store. |