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system not as loud as it should be....could it be box placement?


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Posted

so i got a ED 9.1 amp powering a AQ HCD3 copper coil 12" sub in a 2.5 cubic inch box (ported) tuned to 38 Hz.

ive got it all hooked up and it works fine, but i was expecting alot more....it isn't too much louder than my alpine type r 12" on 500 watts rms.

im thinking it could be my box placement....the sub and port are facing the back of the car, but theres only like 11" between the trunk and box....my old one there was a good 2 foot space between the box and the trunk....im thinking maybe it can't resonate or something, because the trunk is too small.

im thinking maybe if i turn the box around (i have like 13" between the rear seats and box) it would be better... the problem is, is that the box is too wide to go all the way back in the trunk.

this sub box and sub were in my boys truck (with only AQ1200 powering it) and it slammed way harder....obviously a truck will hit harder because its open cabin, but to be twice as loud in there with a smaller amp something isn't right....and yes the sub is hooked up correctly to 1 ohm....

its just wierd cause i was expecting alot more, i knew it wouldn't be as loud in a sedan but i figured i could get close with a bigger amp.

another idea was that maybe my electricals cant handle the amp...i only have a stock 80 amp alternater, but my headlights dont even dim much, and when i give it gas it gets only a little bit louder.

F/s: 2 custom made boxes, for 1 12" and 2 12" hit me up I'll let em go cheap

Posted

so i got a ED 9.1 amp powering a AQ HCD3 copper coil 12" sub in a 2.5 cubic inch box (ported) tuned to 38 Hz.

ive got it all hooked up and it works fine, but i was expecting alot more....it isn't too much louder than my alpine type r 12" on 500 watts rms.

im thinking it could be my box placement....the sub and port are facing the back of the car, but theres only like 11" between the trunk and box....my old one there was a good 2 foot space between the box and the trunk....im thinking maybe it can't resonate or something, because the trunk is too small.

im thinking maybe if i turn the box around (i have like 13" between the rear seats and box) it would be better... the problem is, is that the box is too wide to go all the way back in the trunk.

this sub box and sub were in my boys truck (with only AQ1200 powering it) and it slammed way harder....obviously a truck will hit harder because its open cabin, but to be twice as loud in there with a smaller amp something isn't right....and yes the sub is hooked up correctly to 1 ohm....

its just wierd cause i was expecting alot more, i knew it wouldn't be as loud in a sedan but i figured i could get close with a bigger amp.

another idea was that maybe my electricals cant handle the amp...i only have a stock 80 amp alternater, but my headlights dont even dim much, and when i give it gas it gets only a little bit louder.

im no expert but im ALMOST positive that the box placement ( 11inch away from whatever) has NOTHING to do with ur AQ not beating, it could be millions of things

what ohm is the sub wired

WHERE UR GAINS ARE SET*

i cant find that amp

all of it comes into play we cant just tell u why ur shit isnt beatin with no details

starting fresh, chrysler 300.. no subs amp nothin

I NEED HELP looking to purchase saz-1500d and 15" 1000rms subREFS- feedback/refs.. click!

Posted

Any air leaks? Try a few diffent box placements if possible. Try to scoot the box around (Closer to back, then further back). Depending on how the enclosure is built, flip it around so the port is on the opposing side. Point the woofers toward the front, basicly, try everything you can with what you have.

Posted

Any air leaks? Try a few diffent box placements if possible. Try to scoot the box around (Closer to back, then further back). Depending on how the enclosure is built, flip it around so the port is on the opposing side. Point the woofers toward the front, basicly, try everything you can with what you have.

i relly dont think that it has anything to do with placment of the box, the onley thing i would say about that is sub up, port back

starting fresh, chrysler 300.. no subs amp nothin

I NEED HELP looking to purchase saz-1500d and 15" 1000rms subREFS- feedback/refs.. click!

Posted

it the box a pre fab or a custom made one

how is ur voltage when the bass hit

how are ur setting on the amp

how is ur sub wire

bro there alot of stuff we need more info or at less some pics

CDyneSi_zps9638e5fa.jpg

VbjgkeI_zpsdd2219ec.jpg

________________________________________________________________________

deepsilencer, on 22 Aug 2011 - 17:32, said:

splzx3, on 22 Aug 2011 - 17:27, said:

i had my fun on one of his videos...till he blocked me then i got my mother into it lol after her he closed the comments xD

lol your mom is a G! good.gif

WTF, I never thought I'd have a conversation about cross dressers and trans-genders on a car audio forum.

Posted

it the box a pre fab or a custom made one

how is ur voltage when the bass hit

how are ur setting on the amp

how is ur sub wire

bro there alot of stuff we need more info or at less some pics

x2 millions of things it could be

:search:

starting fresh, chrysler 300.. no subs amp nothin

I NEED HELP looking to purchase saz-1500d and 15" 1000rms subREFS- feedback/refs.. click!

Posted

i relly dont think that it has anything to do with placment of the box, the onley thing i would say about that is sub up, port back

Sub up port back tends to suck balls in a trunk car.

Try it closer to the back of the car, not further away.

goodgrammarbc7.gif

10.x volts fo' life!

Posted

Sub up port back tends to suck balls in a trunk car.

Try it closer to the back of the car, not further away.

idk what im thinkn lol

srry friends i had a brain fart :crazy:

:fool:

starting fresh, chrysler 300.. no subs amp nothin

I NEED HELP looking to purchase saz-1500d and 15" 1000rms subREFS- feedback/refs.. click!

Posted

its should be decent i mean teh ED 9.1 is around 1200 rms the same as a audioque amp so idk what the problem is

hey where did boomin go?

we need more info.... he could just be having one coil hooked up LOL

That's why they don't deliver.

Yer ass better go sit along the side of the road and wait.

You can't expect them to travel up some dirt road in a hick / back woods town. Thats how horror movies start :D

I explain things very simply and use analogies in terms of Pickles, and grape drink, pool noodles and jackhammers...if you can't put 2 and 2 together there man, There simply is not much more I can do.

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