SPL & SQ / Fabrication
Calculations, Concepts, Designs, Theories. All General SPL Or SQ Questions Can Be Discussed Here.
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Hi guys, As the title says, i need a box for my sa-8 but i don't have an enclosure yet. I already saw this thread: But i wanted to get your opinion with this one: can you tell me which one is better? The only difference is the port area. The second one is bigger thus have a higher tuning. I listen to hip hop, rap music most of the time by the way. Any help/insight is appreciated. Thank you!
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what paints and primers should i use to paint a subwoofer box i want it to have a glossy black look thanks -Irvin
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Got new vehicle, well new to me and I beleive this to be what I will use for my project. Wife extremely unhappy that I want to do this but that is the way it is. She'll live & I'll be Boomin' !! My goal in this setup is of course "LOUD" next is hairtricks and a daily ground-pounder. My concern is port size (to small or to large) Need input on ideas on what I am putting together. Vehicle: 2002 Isuzu Rodeo 3.2 V6 Subs: 4 SA15's Amps: 2 Sundown 2000D's Enclosure will be built as a wall using trim to seal it out to the B pillar. Will be using 3/4" MDF doubled to make all sides 1.5" thick. Calculations are using allowance for .7 woofer displacement and 1 for bracing an…
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Hey all, newb here! I just ordered a 12" BTL, so I have about 3 weeks to plan my build, with the biggest project being the box. I heard a while ago that in an SUV, a setup in which the subwoofer is pointing up, and the port is pointing back is optimal (straight from Memphis Audio), but yesterday I found a page showing tests that the subwoofer pointing back yielded higher SPL levels versus the same sub pointing up or even to the side. Which is correct? Does anyone have any personal experience with SUVs that can shed some light for me? I will probably be building the box to Fi's cut sheet dimensions, just need to know whether to put the sub on top, with the port facing…
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what is the best wood glue to use for building boxes i plan on using the gorilla wood glue
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my question is, should there be any nocitable difference if i switch boxes. it will be for 2 10" chaos on a t1500-1bd my current box is a 1.8 cubic feet tuned to 32hz and will build a bigger box, a 2.5 cubic feet tuned to 33hz all this measurements are net volume, and the bigger box has a bigger port thanks
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Hi i'm starting a build, and I'm not sure if I'm going to need to upgrade my electrical system in my truck at all. I was hoping someone could tell me whether or not I should do so or not. I'm going to be installing an FI Q12" running probably an Audio Pipe 1500 in a box tuned to around 32~34 Hz. Installed in the back seat of a 1994 Ford Ranger with bone stock everything. Except a Clarion FZ409 Head unit. Which i'm still adjusting to. lol. Any help would be greatly appreciated!! Thanks!
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any inputs and comments for my box design it will be for 2 10" Chaos it is aproximately 3.23cubic feet gross volume, 2.5 net volume will be tuned at aproximately 33hz will be going into a single cab was done on google sketchup the one on the left is with all the pieces seprate, and the right one is the final product thank you
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Well chaps I'm not 100% happpy with the SPL of my box, its 16.5cuft before displacement, and tuned onto 30hz, port area is 8.3in^2 per cuft, now recommended space for the subs is 6.5 per driver, and I presume port area should be 10^2inches per cuft, so should I line the entire inside of the box with an extra skin of MDF(flex is another issue except on the front baffle) this will reduce area, and also should I change the port for a larger one on the same tuning?? Any advice greatly appreciated lads
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Vechicle is BMW 7 series... The cabin is so well sealed, that not much bass has been entering the cabin of the vehicle. It's stuck in the trunk. I'm thinking about doing a new ported enclosure that would face the rear seats, and is completely sealed from the trunk. Hopefully, it will force more air through the armrest ski-pass...I'm trying this because I don't really want to slice up the rear deck. So the question is, should I leave a few inches between the box and the rear seats or build the port so that it extends into the ski-pass and seal that as well? The goal being maximum output, of course... Any help is greatly appreciated.
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I haven't seen much on center consol builds and what I have found people seem to frown on them, but my brother has always wanted to build a custom center consol for his truck. Its a 2006 Chevy Silverado extended cab. He now has my old equipment and we are going to start on it. The sub will be a 12" death. It will fit between the two front seats, firing towards the rear of the cab. The center consol will be built all the way to the bottom of the dash, so the required airspace won't be a problem. The only thing I'm really not sure on is how to run the ports. We could build it so that the port either fires towards the driver side/passenger side of the truck, or both. …
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Subs: 2 dual 2 12" sa's Amp: kicker 2500.1 Car: 01 monte carlo Currently I have a 3.5cu box with a slot port, both fired towards the rear. They were fired into the cabin and I got a 140.x. I was told firing them the other way (how they are now) would post better numbers. I've yet to get metered though and can't tell a difference by ear. The plan is to build a new box with a 6" aero port firing to the right with subs facing back. Can anyone chime in with a better suggestion or confirm this would post good numbers? -Thanks
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I am building a box for 2 SA-12's for the trunk of my altima. I want to have a square port between the 2 subs on the front of the box, looking somewhat like this: O | O sub port sub Using 3/4" MDF and outside dimensions, my box's height can only have ~ a height of 16.5", a width of 33", and a depth of 16.5" (however, the depth can be altered a good bit if needed) I need to know what dimensions to make the port and the dimensions of the box itself if anyone could help. Thanks.
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Putting this into a grand caravan, middle seats up, backseat stowed. Going ported, thinking 30-33hz tuning wise, any recommendations? Going to run it off a Sundown 1500d, so box size recommendations? Also, will be running the stock alt for awhile (160 factory). Doing my big 3 upgrade with 1/0 and a single run of 1/0 for now....later upgrades will be wiring and alt before anything else...also no sound deadening for now...also looking for any recommendations for sub/port orientation? sub/port back towards hatch, sub up/ports toward hatch, sub up/port facing side....anyone with experience in a minivan would be nice, not that most of you have one, but a guy can hope lol. than…
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15" Xcon .... Was thinking about going sealed but then the idea of aero ports was brought up and I saw Stef's and loved the look and thought ... "Hey, a sealed enclosure is just a big box.. and a ported with aeros is just some tubing thrown inside of it and cut to the right length for tuning... I can do that.." Should I just do this? I was looking at PrecisionSoundProducts and said I could do this... Not much more work that building a sealed enclosure... Right??? So I looked up on their site for ports calculations and realized after understanding it a bit better that the Torres calculator does it as well... Here is what I come up with and it seem correct... Let me know wh…
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Alright so i posted this on an other forum but no one really had any good insignt into what they think caused the tunning of my box become so high from what I tunned it to. Alright here where Im at this is what the box looks like inside its ruffly a little over 7sq ft each side , port is 17.5 inches tall and 6" wide lenght wise its 19" then it L's with the smaller side 8.5" for a total lenght of about 28". So i was thinking i was going to be tuned to about 34hz well after I got metered turns out im at 57hz any idea where I fucked up?
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Okay, so I have a quick question. I am planning on getting 2 Sundown SA-15's. I already have an enclosure built by the local shop, but I believe it's for an SUV. It fits in my trunk, so I was considering just rollin' with it. Only problem is, it's subs up, port back. It's 3.1ft^3 per sub, which seems fine.. but I could also have someone build me a custom enclosure that would be more of a traditional trunk style enclosure. I'm trying to save as much money as possible. What should I do? What would sound better? Thanks.
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What i want is the box to be smooth, without being able to see the screws so i can paint the box and have it look very smooth. I have to ways im thinking of going about this. 1- This is the one i feel as the better of the two....sink the screws a little further into the mdf and put a filler then sand it smooth or 2- After the box glue has dried take the screw out then use a filler and sand? Is there any reason for the screws to stay in the wood or can i take them back out? Thanks, Jack3d
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How does this box look for a SA-8? I listen to mostly hip-hop and r&b and I will be placing forty-five degree cutouts in the corners so the port area stays the same all the way through and sub will be inverted.
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I should be seeing a Orion HCCA 15 pretty soon and I'm going to want to build a box for it. I found the instruction manual and my dumbass can't see the inner port wall (L shape). I'm cutting pieces of paper pretending its the box but I'm still lost. I'm sure I'll be laughed at but still. http://www.directedd...08-11MLweb2.pdf I'm looking at page 30 in link. Thanks for your patience.
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I just picked up a NIB sw9122 and all that was in the box was 1 page of the owners manual and the mounting hardware. So I need to know what works good for a ported enclosure? How many cubes, freq., and port area? It will be running off a Audio Art 100hc, so in the neighborhood of 1000W. I am thinking somewhere 2-2.25^3 ported to 32hz but not sure on port area, seems this sub will move a lot of air.
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has anyone designed a box for a single cab silverado It will be for 2 10 chaos,trying for it to be at 33 hz If u have, tell me, Thanks
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can someone help me, im going to home deopt today, need some dimensions. can anyone help, i would greatly appreciate it
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I want to do a install of 4 15s in trunk of grand prix. I will be building inside trunk. I just need help, and suggestions on designs. Let me know guys. 37" wide and with 16" tall, and roughly 50" long(from trunk opening to rear seats.
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