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Getting the best sound quality out of 2 12s?


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I have 2 12s hooked up to a PA880 (tuned to lpf 60 and about 80% gain)

Also a Soundstream BX-20z (there's really no way to know what I tuned it to cause it has no numbers but heres how I have the knobs, Wide: min, Sweep: Max, Output Voltage: 7.5, Input Grounding: Balanced, Ground Isolation: ISO 1).

One sub is a Power Acoustik and the other is Kenwood. Both are DVC and on the inside are hooked up - to - and + to +. They are bridged to the amp and I ran wire from one sub to the other. They're both in a a sealed box.

I listen to both english and spanish music.

I'll give an example of what my sub can usually hit, when I listen to Put On - Young Jeezy the 2nd to last frequency on the beginning of the song sounds real nice, but then when it goes to the lowest point it sounds horrible...it sounds like it jumps freqencies or something. And when I listen to english music I disconnect the Soundstrean knob so it would have an effect on the music. With spanish music I always use Soundstream and the settings depend on the song.

Any tips on how I can go down to lower freqencies with english music without it getting all jumpy? But also maintain good quality?

Thanks in advance!

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pa880....is that the polk monoblock, 2 ohm stable?

SUBSCRIBE AT YOUTUBE! 18abVFL < CLICK!!

2005 Subaru Impreza

My build log.

Head unit- Kenwood Excelon KDC-X695

Front doors- Rockford Fosgate 6.5" Prime components

Rear doors- Rockford Fosgate 4" Punch coaxials

Sub amp- Audiopipe AP18001d

Subs- Two American Bass TNT 10"s

Box- 2.6 cubes @ 34hz, 36in of port

Big 3 & run of Raptor 1/0 to rear powercell

TEAM 808 UPSTATE NY.

ab1.png

Can it be heard 2 blocks away, thats how i rate systems.

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gain is too high. if you want louder, go ported. IMO, a low tuned ported will destroy a sealed box in both SPL and SQ. Then you can turn the gain down and save your subs.

SUBSCRIBE AT YOUTUBE! 18abVFL < CLICK!!

2005 Subaru Impreza

My build log.

Head unit- Kenwood Excelon KDC-X695

Front doors- Rockford Fosgate 6.5" Prime components

Rear doors- Rockford Fosgate 4" Punch coaxials

Sub amp- Audiopipe AP18001d

Subs- Two American Bass TNT 10"s

Box- 2.6 cubes @ 34hz, 36in of port

Big 3 & run of Raptor 1/0 to rear powercell

TEAM 808 UPSTATE NY.

ab1.png

Can it be heard 2 blocks away, thats how i rate systems.

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well, i dont think you'd get much sq from a boss, and i expect it's in a store-bought box which is even worse. I would give it a try, wire it to 2 ohms if you can, and if it doesnt sound as good, build yourself a new box.

no offense, but your system sounds like a mess. save up and buy some nice new equipment.

but for now, GO PORTED AND TURN THE GAIN DOWN!

SUBSCRIBE AT YOUTUBE! 18abVFL < CLICK!!

2005 Subaru Impreza

My build log.

Head unit- Kenwood Excelon KDC-X695

Front doors- Rockford Fosgate 6.5" Prime components

Rear doors- Rockford Fosgate 4" Punch coaxials

Sub amp- Audiopipe AP18001d

Subs- Two American Bass TNT 10"s

Box- 2.6 cubes @ 34hz, 36in of port

Big 3 & run of Raptor 1/0 to rear powercell

TEAM 808 UPSTATE NY.

ab1.png

Can it be heard 2 blocks away, thats how i rate systems.

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i wouldnt even bother using the soundstream, itll probably just junk up your sound quality.

Polk is known for very good sound quality product. My buddy has the same amp, and it sounded amazing on Four 10s.

Turn the LPF to 80 or 100 (should make louder), turn gain to around 60%(ish), turn the boost switch to 0db, phase to 0.

and its really not good to have mis-matching subs. at all. Get new subs.

SUBSCRIBE AT YOUTUBE! 18abVFL < CLICK!!

2005 Subaru Impreza

My build log.

Head unit- Kenwood Excelon KDC-X695

Front doors- Rockford Fosgate 6.5" Prime components

Rear doors- Rockford Fosgate 4" Punch coaxials

Sub amp- Audiopipe AP18001d

Subs- Two American Bass TNT 10"s

Box- 2.6 cubes @ 34hz, 36in of port

Big 3 & run of Raptor 1/0 to rear powercell

TEAM 808 UPSTATE NY.

ab1.png

Can it be heard 2 blocks away, thats how i rate systems.

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Share on other sites

OHHH YEAH, and it sounds to me like you are wired at 1 ohm when that amp isnt stable at 1. Definitly use the boss, and if it is DVC, wire it + + and - - to the amp bridged

SUBSCRIBE AT YOUTUBE! 18abVFL < CLICK!!

2005 Subaru Impreza

My build log.

Head unit- Kenwood Excelon KDC-X695

Front doors- Rockford Fosgate 6.5" Prime components

Rear doors- Rockford Fosgate 4" Punch coaxials

Sub amp- Audiopipe AP18001d

Subs- Two American Bass TNT 10"s

Box- 2.6 cubes @ 34hz, 36in of port

Big 3 & run of Raptor 1/0 to rear powercell

TEAM 808 UPSTATE NY.

ab1.png

Can it be heard 2 blocks away, thats how i rate systems.

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Share on other sites

well, i dont think you'd get much sq from a boss, and i expect it's in a store-bought box which is even worse. I would give it a try, wire it to 2 ohms if you can, and if it doesnt sound as good, build yourself a new box.

no offense, but your system sounds like a mess. save up and buy some nice new equipment.

but for now, GO PORTED AND TURN THE GAIN DOWN!

Just a start system bro, don't knock it. 1 Car Audio Motto I always go by is " Any Car with a system sounds better than a Car without a system". Gotta have some Bass n ya ride!

I don't got that bad of a mouth, do I? Fuck Shit Ass Bitch Cunt, Shooby-de-doo-wop.Skibbedy-be-bop,a-Christopher Reeves!

THE FUNNIEST U WILL EVER HEAR!!: Bak in 2010 my old neighbor gave me a demo of his 2 cvr's. It wasn't LOUD and I told him that. Guess what comes out his mouth? "Idk bro its usually louder, I guess it still has an ATTITUDE, It tends to get mad @ me every now & then when I turn it up too much!" :rofl::rofl: What the fuck! I was like.. " R u serious u CRAZY DUMB MOTHERFUCKER!"

Ahh, I luv the Forum & the Forum luvs me!!(STL)

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