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    redfire2002's Avatar
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    Need Help with A Design

    I got a set of these baby's...



    now i need a box. they are gonna go into a 2002 sunfire. here is a pdf to the specs of the subs. they are the 104 ones and i want the high power specs. and the rectangular port

    http://www.cerwinvega.com/products/p...ers_manual.pdf

    its on pages 10 and 11

    thanks!







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    Re: Need Help with A Design

    well im not sure, but what ive been reading is that these subs require ALOT of space, so am i better off just building to the max of my trunk space?




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    Re: Need Help with A Design

    man oh man, im at a loss, i cant figure out this winisd program. anyone wanna give it a try for me? here are the specs...
    Oh an i would liek a rectangular port

    V E G A S U B W O O F E R S

    VEGA 104 Specifications

    Diameter: 10"
    No. of Voice Coils: 1
    Sensitivity (1W @1m): 92 dB
    Power Handling: 300 Wrms
    (cont. unclipped power
    per EIA RS-426B)
    Frequency Response: 20-500 Hz
    Nominal Impedance: 4 Ω
    Voice Coil Diameter: 2.0"
    Mounting Diameter: 9" (228.6 mm)
    Mounting Depth: 5 (117.0 mm)

    VEGA 104 Thiele-Small Parameters

    Free-Air Resonance: fs 23 Hz
    Total Q: Qts 0.252
    Mechanical Q: Qms 6.26
    Electrical Q: Qes 0.262
    Compliance Volume: Vas 1.78 ft 3
    Maximum Excursion: Xmax 1.40" (+ 0.70")
    35.6 mm (+17.8 mm)
    Voice Coil DC Resistance: Revc 3.2 Ω
    Volume Displacement: .07 ft3

    V E G A S U B W O O F E R S

    VEGA 104 Vented (1.60 ft3) Frequency Response
    High Power 126 - 300 Watts
    Enclosure Volume: VBOX =1.60 ft3 (net) + 0.07 ft3
    (driver displacement) + port displacement
    Tuning Frequency: 35 Hz
    Port Dimensions: 4.0 dia. 3.0" dia. 2.0 x 6.0"
    (circular) (circular) (rectangular)
    Port Area: 12.57 in2 14.13 in2 12.00 in2
    Number of Ports: 1 2 1
    Port Length: 13.25" 17.75" 13.67"
    Port Displacement:0.10 ft3 0.07 ft3 0.09 ft3
    Total Box Volume: 1.77 ft3 1.74 ft3 1.72 ft3




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    Re: Need Help with A Design

    since you want it ported give us how much room you got in your trunk then go from there....it says 1.78 ft3 so go with 2 or a little over....also it says coat the inside with fiberglass.....dont just get pollyfill i dunno how to figure out how many ft3 when its ported so.....just go with one of moelesters plans at the top of this thread area



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    bigger box coming soon!!

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    Re: Need Help with A Design

    Quote Originally Posted by redfire2002
    VEGA 104 Vented (1.60 ft3) Frequency Response
    High Power 126 - 300 Watts
    Enclosure Volume: VBOX =1.60 ft3 (net) + 0.07 ft3
    (driver displacement) + port displacement
    Tuning Frequency: 35 Hz

    Port Dimensions: 4.0 dia. 3.0" dia. 2.0 x 6.0"
    (circular) (circular) (rectangular)
    Port Area: 12.57 in2 14.13 in2 12.00 in2
    Number of Ports: 1 2 1
    Port Length: 13.25" 17.75" 13.67"
    Port Displacement: 0.10 ft3 0.07 ft3 0.09 ft3
    Total Box Volume: 1.77 ft3 1.74 ft3 1.72 ft3
    Dude you just typed it WTF man?



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    Re: Need Help with A Design

    Quote Originally Posted by tRiGgEr
    Dude you just typed it WTF man?
    thats just the port.




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    Re: Need Help with A Design

    box design - $10, let me know,



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    Re: Need Help with A Design

    Quote Originally Posted by redfire2002
    thats just the port.
    What you don't know basic math?

    Length x Width x Height = Volume in^3 /1728 = Volume ft^3

    Then subtract the speaker and port displacement. It's not rocket science.



    Quote Originally Posted by Scoobydoo View Post
    Before poking fun at others at least learn to spell. I won't go into all the gammar mistakes!
    Irony?

    Quote Originally Posted by audioholic View Post
    Your sig... Im trying to figure out if you think he spelled grammar wrong. Because, he didn't. Irony indeed.

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    Re: Need Help with A Design

    so by goin bythe box plans in the sticky, will this on be enough or will it be too big?

    3.5 @ 35




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    Re: Need Help with A Design

    I'm rather new to this, but that seems like a good fit. You have the room for it?




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    Re: Need Help with A Design

    not sure yet need to measure the trunk, but looks good from what i can tell.




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    Re: Need Help with A Design

    Mountaineer Man delete some PM's and you've got my business for a box plan.




  13. #13
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    Re: Need Help with A Design

    Mountaineer Man:
    ill pay ya 10 bucks to design me a box thats 3.5 cubic feet tuned to 40HZ slot ported of course. i would need the design asap as my box builder is leaving the province for a few weeks soon.

    anyways, let me know!


    Thanks

    anyone else wanna make a n easy 10 bux let me know!.




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