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Box size for xl12s and 7k?


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those 3in coils dont like more than about 3k thermally, i see issues in your future....

29408240963_9908a51930_o.png
Best Score to Date : 160.5 dB Outlaw (47Hz)[4 XM 15's & 2 Taramps Bass 12k's]

BL :  http://www.stevemeadedesigns.com/board/topic/147800-chevyboy95s-4-15s-7krms-wall-1533-db-on-half-power/
YouTube: http://www.youtube.com/hitemwiththeflex/

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those 3in coils dont like more than about 3k thermally, i see issues in your future....

Agreed. And not because of my bias.

me either, being that i have used every 3in coil DC woofer in the m1 line round wire and flatwire. the flatwound 8 layer coils (3in) start to get hot quick at 3500rms, and i mean HOT if you really dont pay attention. as long as he has the suspension under control (i think 6 spiders will do), all he needs to really worry about is thermal capacity, and 7k is going to push it.

OP, dont be surprised if you have a BBQ mid song at some point.

29408240963_9908a51930_o.png
Best Score to Date : 160.5 dB Outlaw (47Hz)[4 XM 15's & 2 Taramps Bass 12k's]

BL :  http://www.stevemeadedesigns.com/board/topic/147800-chevyboy95s-4-15s-7krms-wall-1533-db-on-half-power/
YouTube: http://www.youtube.com/hitemwiththeflex/

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Thanks for the help when I build the box should I go less than 16sqinches of port per cube for cone control?I want the box tuning at 32hz. My xl18 lasted 5 months on the bc5500. Box was 5.30 cubes and port was 92 sq inches tuned at 36 did a 149.5 on music.

not trying to be a nay sayer, but that XL was not seeing 5500rms. and what you did in 1 box doesnt translate into a completely different box since tuning, airflow/cooling, etc. will all change.

29408240963_9908a51930_o.png
Best Score to Date : 160.5 dB Outlaw (47Hz)[4 XM 15's & 2 Taramps Bass 12k's]

BL :  http://www.stevemeadedesigns.com/board/topic/147800-chevyboy95s-4-15s-7krms-wall-1533-db-on-half-power/
YouTube: http://www.youtube.com/hitemwiththeflex/

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Those things are gonna pop LOL.

^^^^^^

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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those 3in coils dont like more than about 3k thermally, i see issues in your future....

Agreed. And not because of my bias.

me either, being that i have used every 3in coil DC woofer in the m1 line round wire and flatwire. the flatwound 8 layer coils (3in) start to get hot quick at 3500rms, and i mean HOT if you really dont pay attention. as long as he has the suspension under control (i think 6 spiders will do), all he needs to really worry about is thermal capacity, and 7k is going to push it.

OP, dont be surprised if you have a BBQ mid song at some point.

I will agree with you on this one. The most I would put to an XL daily would be 2500-3000w of clean power. The small gain that you will see with more power than that will be so small that it isnt worth it.

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yeah kids, i wouldent argue with people that know what they're actually doing.. expecially someone who is a seller of the items and helps build and design boxes for the subs..

idea22.jpg ALL CREDIT TO XX1 FOR DC BANNER 3178gvp.jpg

down rpping vanderbilt. 30 miles from victoria. i own the 3rd loudest setup here out of 3. but i did put together all 3 setups

strapping 2 amps together ? like bolting them next together? using bungy cables to hold them down? or wiring separate amps to each sub

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I appreciate everything but my bc5500 is staying. Next season I will turn my xls into 4 15s and wall the s10 after i purchase a lvl6 m2 18 for a little fun in a single sub class. I'll just be easy with the knob and keep an eye on the subs like I have been doing. I had the 18xl smoking a couple times at shows giving demos haha.

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