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New member Username: StunningPost Number: 2 Registered: Jun-04 | I know my port has to be tuned at 40Hz but how do i go about finding this? is there a formula or a device? Any suggestions would be greatly appreciated |
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Silver Member Username: Its_bacon12Post Number: 699 Registered: Dec-03 | theres a site somewhere, not sure where lol...i have it written down at school ill find out what it is for ya.. pends on length of port, diameter (round) L/W (square or slot), volume of box i dont know any specific formula but this calculator got me mine which is tuned to 29 Hz |
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Silver Member Username: Pat_lTucson, AZ USA Post Number: 266 Registered: Apr-04 | I think this is what you do, it will give you the length to make it and then presto its tuned to your desired hertz! http://www.the12volt.com/caraudio/boxcalcs.asp#por |
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Silver Member Username: Sploosh56Post Number: 183 Registered: May-04 | http://www.carstereo.com/help/Articles.cfm?id=31 Scroll down and use the Calculator at the bottom. This should help ya |
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New member Username: StunningPost Number: 5 Registered: Jun-04 | thanks you guys. i'll give it a try and let you know how it comes out. Any input on the infinity perfect 12.1 12". i'm putting them in a sealed bandpass. |
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New member Username: StunningPost Number: 6 Registered: Jun-04 | If i know my port's height,width,and diameter it will set itself at the proper Hz when built? I think i may be confused |
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Silver Member Username: Sploosh56Post Number: 186 Registered: May-04 | No. Figire out the internal volume of the box that is needed for the sub. Then use the calculator on the page I posted and figure out how big your port will need to be. I usually tune my boxes to 35 Hz |