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Old 05-22-2011, 10:08 PM
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Default 8 12" hifonics hfi size help

what kind of box would 8 12" hifonics hfi subs do best at? smaller or larger. i cant find enclosure recc. anywhere.

also what do they like to be tuned to?
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Old 05-22-2011, 10:12 PM
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what we tested.(3 12 on a ap mini 1000) we found that 1.75 cubes was bomb for them
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Old 05-22-2011, 10:17 PM
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built a box for 2 of them 3.75 cubes after displacement tuned to 35 done really nice.
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Old 05-22-2011, 10:17 PM
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i have the info that comes with the subs.
sealed 1.25 f3 of 46hz (tight bass)
sealed 2.15 f3 of 41hz (soundquality-flat response)

ported 1.75 fb 40hz, 3" round port 5" long, f3 39hz
ported 2.5 fb 34hz, 3" round port 4.6" long, f3 33hz

all box volumes are internal values and already include subwoofer and port displacement
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Old 05-22-2011, 10:19 PM
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A 13-15ft^3 common chamber with a 35hz tuning should work well, if you can fit it. I did a box for 8 in a Celica, but it was on the small side...still worked out well, from what I heard.
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Old 05-23-2011, 12:06 AM
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Quote:
Originally Posted by RAM_Designs View Post
A 13-15ft^3 common chamber with a 35hz tuning should work well, if you can fit it. I did a box for 8 in a Celica, but it was on the small side...still worked out well, from what I heard.
im actually tring to buy the ones that you did the box for lol
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Old 05-23-2011, 12:13 AM
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you gonna replace your t3's with hfi's lol bet it will be the BEST budget system on here lol
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Old 05-23-2011, 12:14 AM
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Quote:
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you gonna replace your t3's with hfi's lol bet it will be the BEST budget system on here lol
no no no, keeping the blazer, this is in my windstar mini van for a daily driver lol
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Old 05-23-2011, 12:28 AM
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im actually tring to buy the ones that you did the box for lol
Yeah, I believe he moved on to something else...forgot what to though.
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Old 05-23-2011, 12:35 AM
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The hifis are designed to like large boxes. The hifi will want a larger box than a 9512 would..
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