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New subs, need some help.


Phaeton

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Hey guys, I just bought a audio pipe ap30001 (audio poop) Because i heard some good about it. Also, im not able to slap out 1.5k on a amp. So i went to replace my MB quart oa1000.1 and all i smell is burning coils. Now, before i tell you what subs im running, i know deep down inside me that i am a horrible person. I have 4 lanzar max pro's

http://www.parts-express.com/lanzar-maxp154d-15-1600-watt-woofer--267-7138

So i know my audio poop doesnt do a full 3000 watts, its rocking a 200 amp fuse so im thinking around 2000 watts clean if clean is possible. Big d wiz did a video on rms and posted on youtube with the 1500, it did 1000 watts, and all the 3000 is two 1500's strapped. So really what im asking is what are some decent 18" subs i can get for a ghetto budget build? i was looking at some obsidians, but they only got 600 watts rms. I also was looking at an RE woofer with 1000 rms, but it seemed like the obi's would have more xmax and more output (im a sucker for high rolls and fat magnets)

1997 subaru legacy outback

Four 15's in a almost wall

Rockford Fosgate t2500-1bdcp

Rockford Fosgate T400-4 on tweets
Rockford Fosgate T400-4 on highs
Rockford Fosgate T400-2 on midrange
Rockford Fosgate T400-2 on midbass

Optima Yellow top batteries
270A Singer alt (working on a bracket for a second) 
Lots of Second Skin

 

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CHeck out soundqubed, or possibly digital designs new series, redline.

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

  • Soon To Be
  • '04 Ford Escape
  • US Alternator 280A Hairpin
  • D4800 Under the Hood
  • (6) XP3000's in Rear
  • 1/0 SHCA & XS Power 4 runs to back
  • TORK2 kit from Tony @ CE Auto Supply
  • Pioneer DEH-80PRS
  • DD AW6.5 (2) per door
  • *Tweeter Unkown*
  • DD SS4a & C3d
  • (2) SCV4000 @ .5Ohm
  • (2) 15" Sundown Zv5
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Looks like you may have come across a RE SXX 18. They may not have the huge magnet like the XXX series but they keep up with the MX producing even more force with less power.

Im sure youve already looked and done your homework, but ill post some specs so that others know what im talking about. Should give a baseline for comparison.

heres some specs:

Model SXX 10 SXX 12 SXX 15 SX 18 Electrical Q Value -Qes 0.29 0.49 0.55 0.53 Mechanical Q Value -Qms 4.3 4.5 4.3 6.1 Total Speaker Q Value -Qts 0.27 0.44 0.49 0.48 Free Air Resonance -Fs 30.7 Hz 25.1 Hz 22 Hz 33.2 Hz Equivalent Compliance -Vas 21.8 liters 72.9 Liters 209 liters 159 liters One-Way, Linear Excursion -Xmax 22 mm 22 mm 22 mm 22 mm Efficiency -SPL 1W/1m 85.2 dB SPL 88.1 dB SPL 90.4 dB SPL 92.7 dB SPL Effective Piston Area -Sd 310 cm^2 480 cm^2 810 cm^2 1210 cm^2 DC Resistance -Re 1.9 ohm 1.9 ohm 1.9 ohm 1.9 ohm Nominal Impedance -Znom Dual 2 or 4 ohm Dual 2 or 4 ohm Dual 2 or 4 ohm Dual 2 or 4 ohm Thermal Power Handling -Pe(RMS) 1000 W 1000 W 1000 W 1000 W Force Factor -Bl 21 21 21 21
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Looks like you may have come across a RE SXX 18. They may not have the huge magnet like the XXX series but they keep up with the MX producing even more force with less power.

Im sure youve already looked and done your homework, but ill post some specs so that others know what im talking about. Should give a baseline for comparison.

heres some specs:

Model SXX 10 SXX 12 SXX 15 SX 18 Electrical Q Value -Qes 0.29 0.49 0.55 0.53 Mechanical Q Value -Qms 4.3 4.5 4.3 6.1 Total Speaker Q Value -Qts 0.27 0.44 0.49 0.48 Free Air Resonance -Fs 30.7 Hz 25.1 Hz 22 Hz 33.2 Hz Equivalent Compliance -Vas 21.8 liters 72.9 Liters 209 liters 159 liters One-Way, Linear Excursion -Xmax 22 mm 22 mm 22 mm 22 mm Efficiency -SPL 1W/1m 85.2 dB SPL 88.1 dB SPL 90.4 dB SPL 92.7 dB SPL Effective Piston Area -Sd 310 cm^2 480 cm^2 810 cm^2 1210 cm^2 DC Resistance -Re 1.9 ohm 1.9 ohm 1.9 ohm 1.9 ohm Nominal Impedance -Znom Dual 2 or 4 ohm Dual 2 or 4 ohm Dual 2 or 4 ohm Dual 2 or 4 ohm Thermal Power Handling -Pe(RMS) 1000 W 1000 W 1000 W 1000 W Force Factor -Bl 21 21 21 21

Thanks man, i appreciate it.

1997 subaru legacy outback

Four 15's in a almost wall

Rockford Fosgate t2500-1bdcp

Rockford Fosgate T400-4 on tweets
Rockford Fosgate T400-4 on highs
Rockford Fosgate T400-2 on midrange
Rockford Fosgate T400-2 on midbass

Optima Yellow top batteries
270A Singer alt (working on a bracket for a second) 
Lots of Second Skin

 

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The Sx's are nice drivers. If you plug the pole with a compression plug they can cool themselves because the driver has no cooling properties.

2004 Grand Prix GT

(2) 12" RE XXXs (04/05 XBL^2)

5 cu. ft tuned @ 35 Hz

MMATS HD4000.05

MMATS SQ4100

Infinity Kappa components

Juice Box black cherry

Duralast platinum group 34

1/0 KNU OFC, 2/0 welding

Singer 250A

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The Sx's are nice drivers. If you plug the pole with a compression plug they can cool themselves because the driver has no cooling properties.

Woh woh woh, did you just say to plug the pole end of a sub, to help it breathe better? You do know open pole pieces are there as a cooling device.

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

  • Soon To Be
  • '04 Ford Escape
  • US Alternator 280A Hairpin
  • D4800 Under the Hood
  • (6) XP3000's in Rear
  • 1/0 SHCA & XS Power 4 runs to back
  • TORK2 kit from Tony @ CE Auto Supply
  • Pioneer DEH-80PRS
  • DD AW6.5 (2) per door
  • *Tweeter Unkown*
  • DD SS4a & C3d
  • (2) SCV4000 @ .5Ohm
  • (2) 15" Sundown Zv5
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Share on other sites

The Sx's are nice drivers. If you plug the pole with a compression plug they can cool themselves because the driver has no cooling properties.

Woh woh woh, did you just say to plug the pole end of a sub, to help it breathe better? You do know open pole pieces are there as a cooling device.

lol ive never heard of doing such a thing.. would need a whole lot of convincing to make me wanna do something that could possibly destroy a driver.

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This is how Fi's cooling system works. You plug the inside of the pole and it helps bring air under the VC and out of the holes in the basket instead of it just coming out the rear. I had an SX 15 reconed with Fi soft parts and added this compression plug for 30$ and I threw 1700W at it maintaining good temperatures.

2004 Grand Prix GT

(2) 12" RE XXXs (04/05 XBL^2)

5 cu. ft tuned @ 35 Hz

MMATS HD4000.05

MMATS SQ4100

Infinity Kappa components

Juice Box black cherry

Duralast platinum group 34

1/0 KNU OFC, 2/0 welding

Singer 250A

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