View Full Version : ideas for the xxx box
da_user
09-23-2007, 08:04 PM
well i been working on my xxx box design and i came up with a 5cu.ft box tuned to 40hz but i dont know how it will like it sub will be pushed to its limits(reconed after every show)ok well heres the run down tell me if it sounds right and tell me if theres somthing i should change...................18h 31w 18d port:16h 4w 12d....thats 40hz
but for some reasson that dont sound right to me i think i messed it up..is this right?
CBFryman
09-23-2007, 08:31 PM
seems about right. Do you know the resonant frequincy of your vehicle?
da_user
09-23-2007, 09:37 PM
....how do i find out lol its a 94 2 door jeep.....kinda like caseys...but green
CBFryman
09-23-2007, 09:44 PM
Test
Start with a low tuning and shorten the port untill the SPL starts dropping
da_user
09-25-2007, 03:01 PM
ok i have been thinking of diffrent ways to place the sub in the box and im not sure if it will make a diffrence in spl but have a look at tell me wich ones would work better for spl im sure somone out there has tryed a few of these befor
da_user
09-25-2007, 03:02 PM
http://i201.photobucket.com/albums/aa168/da_user/box.jpg
da_user
09-25-2007, 03:04 PM
top left i was thinking of facing the sub to the side and the port to the back....top right i was thinking of facing the sub to the front of the truck and the port back...the bottom let is sub up port back but also thought about facing the port to the side of the truck bottom right is a normal port back sub up
The Spoiler
09-25-2007, 04:59 PM
Try that size box and maybe build another one 4 cubes..For SPL your box tends to be a little smaller..Just try differant sizes and write down everything...Frequency may be around 48 to 52 hertz sealed but you just have to play with it..Try a CRX box and use 6 inch aeroports screwed in from the inside so ports stick out for tuning..Of course this is for SPL not sure if this is what you want..Remember good luck and have fun doing it..
CBFryman
09-25-2007, 05:11 PM
Sub up port back is what SUV people generally use. Like the CRX box before CRX people started going subs forward port back.
Try and avoid bends in the port. Bends add resistance to flow.
da_user
09-25-2007, 05:15 PM
well i kinda wanna try some new stuff to see what happens but i guess ima just build a normal slot ported box lol ...........why avoid bends in he port i see tons of guys use that style.....curtis's port ha sthe elbow in it and it slams
matrxx dude
09-25-2007, 10:01 PM
sub up port back,preferbally 1 6'' aero
da_user
09-26-2007, 03:46 PM
sounds good what about 3 or 4 3"
matrxx dude
09-26-2007, 06:59 PM
wat size sub we talking here
da_user
09-26-2007, 08:08 PM
re xxx 15
matrxx dude
09-26-2007, 09:24 PM
3 cubes tuned to around 32hz,with 1 6'' aero or 2 4 '' aero's
Mike Troll
09-26-2007, 10:59 PM
I truly hope you arent serious about pushing this sub so hard you have to recone it after every show.....recones arent cheap!!
Throwing tons of power to it is not going to net you the results you are looking for. I wouldent give it much more than 1500...its a XXX, its only going to get so loud!
da_user
09-27-2007, 02:46 PM
lol yea mike i know recones are not cheap but ill do it if its what i gota do to get loud and post up good numbers lol
Mike Troll
09-27-2007, 04:40 PM
lol.....I guess we all need to learn one way or another right?
seems the hard way is easier for some...
da_user
09-27-2007, 04:45 PM
ill take my chances on this one i mean i know dumping alot of power into this sub isnt gunna be good but...on 2k i think it will get real loud..(in the right box)
matrxx dude
09-27-2007, 08:06 PM
you need a mt
da_user
09-27-2007, 08:26 PM
lol mt blt somthin only got the xxx cuz the killer price and it was re lol
matrxx dude
09-27-2007, 10:41 PM
trust me you dont want to recone the new triple x,or is it the new model.
Mike Troll
09-28-2007, 06:05 AM
I got an MT for a killer price......might even be willing to sell it for something close to what I paid.....I have a friend selling an 18" MT anyway.
pimpedout97x
09-28-2007, 11:13 AM
sure, ill give you the 50 bux back that you paid for it.
orangecounty
09-28-2007, 11:17 AM
**** he put you out there
da_user
09-28-2007, 05:47 PM
nah its not the enew style its an 05 model and i did the recone last night seems to work i need a box for it to test it but sounds good might be ready to sell it now lol
matrxx dude
09-28-2007, 09:14 PM
hope you shimed it right,and used re xxx parts not fi.
da_user
09-28-2007, 09:15 PM
yup it was shimmed right and the coils straight and yep was a re recone but we used a diffrent dust cap(like the unmarked style)
da_user
09-28-2007, 09:35 PM
if anyone wants a xxx lol i got one and i need a btl or mt lol ill trade....
da_user
09-28-2007, 09:36 PM
http://i201.photobucket.com/albums/aa168/da_user/Picture301.jpg
http://i201.photobucket.com/albums/aa168/da_user/Picture303.jpg
da_user
09-28-2007, 09:38 PM
http://i201.photobucket.com/albums/aa168/da_user/Picture302.jpg
matrxx dude
09-28-2007, 09:46 PM
wats up with the unsolderd tinsel lead
da_user
09-28-2007, 11:34 PM
hahaha my gun died so i have to wait and use my friends lol
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