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Sonic Electronix

Subs get power, don't "play"


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Posted

Yesterday I decided to put my system back in because I missed it.

This is what I have:

(4)Kicker 12's dual 2ohm

Audiopipe 3001D wired at 4ohms

1/0 gauge knu konceptz wire

350amp fuse

I don't remember the exact specs of my box, but it is around 5cubes, ported, tuned at 34hz

I hooked everything up and turned it on, the subs get power and play. But they are not actually hitting at all. As if the highpass filter switch was turned on or something. I dont exactly know how to explain it, but it sound like i have (2) 6x9's instead of my 12's that hit pretty hard. Its as if its barely getting any power at all. I checked the gains and amp settings and everything looks fine to me. The connections are good and tight, ground is good, fuse is good.

Any help is greatly appreciated!

MY BUILD

1998 Ford Explorer 2dr sport

1/0 Big 3 1/0 everything

Alpine cda-9884

Crescendo CZ components

(2) Crescendo bc2000's

(2) Jolt 150ah

(2) Yellow top optimas

(1) Juicebox black cherry addition

(1) Mechman 270 avbm

miss my bc5500 and (4) 15's

You know why people are ass holes online but not in person? Because getting punched in the mouth hurts.

Posted

my guess is you have wired them up wrong, i assume you are attempting to wire them to a final load of 1 ohm in series/parallel and somewhere you got some wires crossed

edit: also, after thinking about it, you could have either missed one coil or had a wire from one coil come loose that would also act like you are describing

1969 Chevy Chevelle

20/22" staggered Bonspeed Huntingtons wrapped in Nitto INVO's

Mechman 250amp cs144 alt w/AVBM

Kinetik 1800 main battery/Kinetik 2400 in the trunk

Pioneer AVH-3200dvd Headunit

(2) sets of Hybrid Audio Technologies Imagine components up front

(2) DD 3512's d4 coils

Sundown sax100.4 component amp

Sundown saz-3000d subwoofer amp

5ft^3 box tuned to 34hz

MY BUILD

Posted

just for reference, you CANNOT wire that amp to 1 ohm. its 2 ap 1500's in 1 case so they're internally strapped so wiring it to 2 ohms makes each amp see 1 ohm. the only way you can wire them is like this

4_2ohm_dvc_4ohm.gif

edit: but just quadruple check your wiring with that diagram and you should be set

Posted

I was assuming from the mention of the amp being wired to 4 ohm that there would be something like this

each coil = 2 ohm

each sub = coils in series to 4 ohm

each sub pair = series to 8 ohm/parallel to 2 ohm

2x pairs = parallel to 4 ohm if each pair = 8 ohm/series to 4 ohm if each pair = 2 ohm

LOTS of wiring possibilities leads to LOTS of chances to miswire something

Posted

sounds like they are wired wrong and seeing cancelation due them being out of phase.

On 11/20/2012 at 8:54 PM, AMI CUSTOMS said:

Turned mine up today at a light, guy next to me his steering wheel started moving and he looked over at me like I was a magician lol.

On 5/9/2012 at 8:45 PM, skittlesRgood said:

fuck the plating. look at what the main metal used is. you could buy unicorn blood plated terminals but if its just covering up dog shit, whats the point

On 4/10/2013 at 12:26 PM, mrd6 said:

I'll admit, half way through sanding that fiberglass in the rain and cold while I was all itchy I was definitely starting to question why i was doing this haha

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Posted

Thanks guys! I'll be able to take a look at them tomorrow

MY BUILD

1998 Ford Explorer 2dr sport

1/0 Big 3 1/0 everything

Alpine cda-9884

Crescendo CZ components

(2) Crescendo bc2000's

(2) Jolt 150ah

(2) Yellow top optimas

(1) Juicebox black cherry addition

(1) Mechman 270 avbm

miss my bc5500 and (4) 15's

You know why people are ass holes online but not in person? Because getting punched in the mouth hurts.

Posted

Easy way to check,

unhook subs touch pos speaker lead to battery + and take neg. speaker lead and touch it to battery - subs should all move snd all move the same way.

1998 gmc extd cab

12 crossfire C710s

4 SAZ-4500s

3 Singer 400A alts
buncha mids/highs

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