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18" prob

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Old 01-25-2007, 07:50 PM
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Post 18" prob

i need to find somewhere in barrie to build my box. i have 2 18" ma hard Kore subs. from the spec sheet
PARAMETERS
KORE 18
Fo (Hz) 33
QMS 4.98
QES 0.87
QTS 0.82
VAS (Liters) 28.76
REVC (Ohms) 5.2 (series)
SPL @ 1 watt / 1 meter (dB) 88.9
X-max Linear pk-pk (mm) 28
LEVC at 1k Hz (mH) 1.9

ENCLOSURE VOLUME'S SEALED
Minimum sealed (Cu. Ft) 1.75
Fill Required (%) No
3dB down point (-3dB Hz) 41
Maximum sealed (Cu. Ft) 2.5
Fill Required (%) No
3dB down point (-3dB Hz) 38

ENCLOSURE VOLUME'S PORTED
7 ftcu.
PORT SIZE 15 x 5 x 11.75
tune to fit application custom 42 HZ decrease legnth to raise freq.
SEALED 3 ftcu.


The ride is 2000 Ford Explorer. Should i build a wall, or just a big bad *** box ?

Last edited by Menace; 01-25-2007 at 07:53 PM.
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Old 01-25-2007, 08:22 PM
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i'd do a box..

are you going for spl?
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Old 01-25-2007, 08:24 PM
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yea man i wanna go for 1000000000000% spl. so do u think its gonna be a wall or box ?
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Old 01-25-2007, 08:27 PM
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where did you get those ma's from?
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Old 01-25-2007, 08:29 PM
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i use to work at xs cargo and we got some one day, i tooked into them and they where worth 1200 us each so i picked them up for 300 cdn.
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Old 01-25-2007, 08:59 PM
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that sub is all bl and nothing linear.... kind of like kicker only it will kick an L7s ***.....


Id run it in winisd but since you are a newb Id say a phat *** wall sealed up....... 2-4kw daily and burp it with 2x that.....
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Old 01-25-2007, 09:02 PM
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yea i know ma gots a bad name, but some of their products are pretty good.
in the uk the same sub did 160 db
but then again it was a golf with a wall set up (compacks )
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Old 01-25-2007, 10:51 PM
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ma audio and clif designs both got bad name's
i think clif went under though...
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Old 01-26-2007, 05:59 PM
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a VAS of 1cf seems small for an 18" woofer, Is that measurement correct?
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Old 01-26-2007, 10:32 PM
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ya i think so thats the specs out the box
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