General SQ General discussion of Sound Quality related issues.

........................2007 sq fit...........................

Old Feb 23, 2010 | 03:11 PM
  #81  
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Originally Posted by Dukk
I am not judging anything, just offering the following for consideration: I recall an install judge that used a ball point pen as his gauge of whether a grill or cover is sufficient. If he could touch a speaker or battery terminal with the tip of the pen then you lose.

Kinda used to **** off the guys that used that heavy duty expanded metal over their subs. Suddenly it was insufficient
Paul it depends on how you sell it. My Fi will be inverted without any additional protection. There is no reason to fabricate any sort of cover/bar from the ball point pen judging style. I decided inverting the driver to keep the cabinet shallow. There is no way to damage the cone, unless a pointed object is placed in the trunk. Before the cone gets hit my amps will be destroyed along with my upholstery work.

Last edited by avidedtr; Feb 23, 2010 at 03:30 PM.
Old Feb 23, 2010 | 05:03 PM
  #83  
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Originally Posted by defro13
in the iasca rule book, page inst13 under speaker integrity, i wouldnt consider that grill adequate as a very funtional part of the speaker is left unprotected, aka, i would take points from you, i would also ask how these considerably heavier than factory a pillars are securely mounted to the vehicle to ensure they stay in place in the event of an accident
The a pillars sit inside 4 factory grooves located on both ends of the dash. To re-enforce the a-pillars lower section (area below the air bag) numerous holes were drilled into the panel. Then sanded with 40 grit. Short Strand Fiberglass filler was sandwiched into the hole giving the panel a very strong base. The factory panel was trimmed to fit the aluminum mid range and tweeter baffle. None of the factory mounting clips were modified. Just above the midrange is a standard factory Honda clip. Then about 3" from the top of the panel is an Airbag safety retention panel clip.

The only way to get the a pilars out is to use panel pullers and shatter the retention clip.

For added safety a metal strap was secured to the rear side of the 4" aluminum baffle then fastened to the body.

In the event of crash the lower section of the a pillar will remain in place.

The upper section will perform like from the factory.

J

Last edited by avidedtr; Feb 23, 2010 at 05:10 PM.
Old Feb 23, 2010 | 05:15 PM
  #84  
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Ok. I am going to out this one to bed.

Grills are judged accordingly to where the speakers are and how the car is presented.

For example grills on dash mounted or A-pillar mounted speakers do not have to withstand the G-force a Kick panel speakers would have. Also the openings on those dash/a-pillar speakers can in fact be very unique as again there is not much to protect speakers from in those locations. In the past a couple of small bars across the spks would suffice as adequate.

Kick panel speakers or doors are a different breed. Due to the fact grills in these areas have to protect feet from destroying the speakers these grills will have to be able to withstand such objects and force.

Subs depending on how they are installed and how the trunk area of the car is presented may or may not need a grill. If your sub is in an environment where you utilize that area on a frequent bases then u will need to protect that sub from such things as hockey bags, grocery bags and home Depot stuff. However if your ride has a trunk that has full blown fiberglass, robotics, custom paint etc then its obvious that this person is never going to use his trunk and the grill can be optional. Just dont try and pull a fast one on the judges....This is not just my rule....it is taught by all IASCA trainers at all IASCA judges trainings.

AND to be honest most grills that the aftermarket speaker companies supply to protect there speakers have very large openings in them. so you have to ask yourself...if its good enough for them...then it must be OK.
Old Feb 23, 2010 | 05:25 PM
  #87  
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Originally Posted by defro13
the tweeter has a very "adequate" grill, the mid should have one equally as adequate, not to mention the should look the same....ergonomics and all....hey...more points taken off there too
Stand by ^^^ on this comment Dave.
Old Feb 23, 2010 | 05:40 PM
  #89  
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Originally Posted by defro13
cosmetic intergration in iasca(speakers custom or stock) the grills follow no theme.....2 maybe 3-5 at best, coupled with the self descibed crappy uhpolstery job you talked about, looks like you have some work to do...lol...keep working there sparky
The upholstery is being taken care of Thursday!. The grills well, you are gonna have to Either 'A' go to SBN to or 'B' come to Ontario to see them!
Old Feb 23, 2010 | 05:49 PM
  #90  
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Adequate= GOOD TO GO. No pt deductions

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