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Second Skin Audio

lacking lows.


KiKaZz74

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Some people can hear lows better than others, plus one 18 on 1500 tuned to 34 might not be enough to play the lows like you want. Usually when people kill lows it's with cone area or a lot of power, and lower tuning. You might want to check you roof while you are playing lows to see if it is flexing a lot too, might have to deaden it. But then again, some people lose lows when the deaden the roof.

Plus, you could try to lower the SSF like others have said

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Well I don't I don't have a way to tell besides touching it. I dont let it get past warm. I play it at 35/50 on hu

My SPL to SQ Build Log

Vehicle:
1997 Dodge Dakota Ext Cab 4x4 2009 Dodge Journey SXT
5.2L V8 Magnum 3.5L V6
Stock Alt

Equipment:

Headunit- Alpine CDE-147BT

Mids/Highs Amp- JL Audio G6600 Class AB 6 Channel

Sub Amp- Hifonics BRZ1700.1D @ 2 Ohms Taramps DSP3000.1D

Sub- Hertz Hi Energy 12" HX300D SounDrive SDA3 12

Tweeters- Rockford Fosgate Power Series Silk Domes Hertz Hi-Energy

Mids- Dayton Audio Reference 4" Full Range Drivers 

Midbass- Silver Flute 6.5" Hertz Hi-Energy 6.5"

Processor- MiniDSP 2x4

RCA- 6 channels of SounDrive HF series

Wire- EB Flex 2/0

 

-Member of Team SounDrive

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Roof doesn't move. Around 35-20 I get windshield flex. Under that I get minor door flex and back wall/ bed rail flex.

But I might just have to deal with the lows. But the 138 at 57 hz??? Guys running 500 watts on a 12 were beating me...

My SPL to SQ Build Log

Vehicle:
1997 Dodge Dakota Ext Cab 4x4 2009 Dodge Journey SXT
5.2L V8 Magnum 3.5L V6
Stock Alt

Equipment:

Headunit- Alpine CDE-147BT

Mids/Highs Amp- JL Audio G6600 Class AB 6 Channel

Sub Amp- Hifonics BRZ1700.1D @ 2 Ohms Taramps DSP3000.1D

Sub- Hertz Hi Energy 12" HX300D SounDrive SDA3 12

Tweeters- Rockford Fosgate Power Series Silk Domes Hertz Hi-Energy

Mids- Dayton Audio Reference 4" Full Range Drivers 

Midbass- Silver Flute 6.5" Hertz Hi-Energy 6.5"

Processor- MiniDSP 2x4

RCA- 6 channels of SounDrive HF series

Wire- EB Flex 2/0

 

-Member of Team SounDrive

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I think its a combination of your box and gains.

I did a rough measurement of your box and plugged it into torres and I come up with approximately 4.57^3 net and 38hz tuning. Thats way high if your trying to kill lows IMO. I imagine your sub is moving a lot on low notes but just isnt putting out much. At that tuning your should probably turn UP your ssf cause you are wasting power on notes your box isnt really designed to reproduce, that and the leakage isnt helping at all.

CURRENT SYSTEM:

  • Alternator:
    1. Stock alt on mids/highs
    2. Isolated DC Power 270 SP - Charging @ 16.8v
  • Batteries: (2) XS D1400s
  • Power Cable: Double Runs of 1/0 KNU Kolossus Fleks
  • Headunit: 80-PRS
  • Sub Amp: DC 5.0k
  • Subwoofers: 2 RE MT 15s /PSI dual .7ohm recones
  • Subwoofer Enclosure: 9.1cubes @ 32hz - brutal.
  • Mids & Highs Amp: CT125.4
  • Active Components:
    • Mids RE XXX 6.5c
    • Highs - 3 RE XXX tweeters per side(A pillar)
  • Noise Control: Damplifier Pro all over the cab.

Build Log

If you do business with me please leave feedback here: FEEDBACK THREAD

 
Highest Legal Score: 151.0 db
Highest Musical 30 Second Average: 151.6 db
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Ok anything I can do to change tuning?

My SPL to SQ Build Log

Vehicle:
1997 Dodge Dakota Ext Cab 4x4 2009 Dodge Journey SXT
5.2L V8 Magnum 3.5L V6
Stock Alt

Equipment:

Headunit- Alpine CDE-147BT

Mids/Highs Amp- JL Audio G6600 Class AB 6 Channel

Sub Amp- Hifonics BRZ1700.1D @ 2 Ohms Taramps DSP3000.1D

Sub- Hertz Hi Energy 12" HX300D SounDrive SDA3 12

Tweeters- Rockford Fosgate Power Series Silk Domes Hertz Hi-Energy

Mids- Dayton Audio Reference 4" Full Range Drivers 

Midbass- Silver Flute 6.5" Hertz Hi-Energy 6.5"

Processor- MiniDSP 2x4

RCA- 6 channels of SounDrive HF series

Wire- EB Flex 2/0

 

-Member of Team SounDrive

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Share on other sites

I think you expected too much out of 1 18 on 1500 tuned at 34 to be honest. But at the same time the score you said you didn't just doesn't seem right at all... hell I did a 143@43hz with 1 18 Fi Q on a AQ1200 in an Explorer with a shit designed box.

If I was you I would get another box designed by either RAM or BHE. Just my 2cents.

pPFs4E8.jpg

06 Mini Cooper S

Sundown, SoundQubed

Cadence, XS Power

151s Sealed

155s Outlaw

Windshield @ 37hz

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I'd like a new box. But not now idt. Damn ill just have to see if I can work it in. Thanks guys. And gotta find someone to let me use their table saw. Lol

My SPL to SQ Build Log

Vehicle:
1997 Dodge Dakota Ext Cab 4x4 2009 Dodge Journey SXT
5.2L V8 Magnum 3.5L V6
Stock Alt

Equipment:

Headunit- Alpine CDE-147BT

Mids/Highs Amp- JL Audio G6600 Class AB 6 Channel

Sub Amp- Hifonics BRZ1700.1D @ 2 Ohms Taramps DSP3000.1D

Sub- Hertz Hi Energy 12" HX300D SounDrive SDA3 12

Tweeters- Rockford Fosgate Power Series Silk Domes Hertz Hi-Energy

Mids- Dayton Audio Reference 4" Full Range Drivers 

Midbass- Silver Flute 6.5" Hertz Hi-Energy 6.5"

Processor- MiniDSP 2x4

RCA- 6 channels of SounDrive HF series

Wire- EB Flex 2/0

 

-Member of Team SounDrive

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Share on other sites

ideally you'll want to first address the possible clipping by having your gains set properly.

If you want to keep the box its not going to be pretty, you can extend your external ports by 7" each - thats in addition to the existing external port. That will keep your net volume the same and bring tuning down around 33hz - then a ssf of 30hz is more appropriate.

Probably better off with a new box tuned low from the start.

CURRENT SYSTEM:

  • Alternator:
    1. Stock alt on mids/highs
    2. Isolated DC Power 270 SP - Charging @ 16.8v
  • Batteries: (2) XS D1400s
  • Power Cable: Double Runs of 1/0 KNU Kolossus Fleks
  • Headunit: 80-PRS
  • Sub Amp: DC 5.0k
  • Subwoofers: 2 RE MT 15s /PSI dual .7ohm recones
  • Subwoofer Enclosure: 9.1cubes @ 32hz - brutal.
  • Mids & Highs Amp: CT125.4
  • Active Components:
    • Mids RE XXX 6.5c
    • Highs - 3 RE XXX tweeters per side(A pillar)
  • Noise Control: Damplifier Pro all over the cab.

Build Log

If you do business with me please leave feedback here: FEEDBACK THREAD

 
Highest Legal Score: 151.0 db
Highest Musical 30 Second Average: 151.6 db
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You don't NEED to use a table saw. All you really need for basic basic building is a skilsaw and a jigsaw. That's all I have needed to use

pPFs4E8.jpg

06 Mini Cooper S

Sundown, SoundQubed

Cadence, XS Power

151s Sealed

155s Outlaw

Windshield @ 37hz

Link to comment
Share on other sites

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