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fitting 6.5" comps in front doors

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Old Aug 1, 2007 | 05:38 PM
  #1  
yuengling910's Avatar
yuengling910
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Default fitting 6.5" comps in front doors

like the title says how is it done? i had the door panel off today and it looks like mounting depth clearance shouldn't be too much of an issue, but how do you fit a 6.5 inch circle in a 5x8 inch rectangle. im assuming you can make a mounting bracket and just cut a litte off the sides of the stock hole. also how do you trim the door panel to make this work? anyone have any info or links?

thanks
peace

p.s. car is 02 gt (manual so no kicks) with mach 460 getting removed. want to try to put mid driver in stockish location and run tweeter from stock position in bottom of a-pillar.
Old Aug 1, 2007 | 07:53 PM
  #2  
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Default RE: fitting 6.5" comps in front doors

It is as simple as this.

1. Trace the original speaker on some sort of HDF sheet and mark where the screws go. (I have used the clipboards from the wal mart supply section)
2. Cut out that shape with a jig saw
3.Use the grill mountig ring and the tweeter to determine where the woofer and tweet will fit best on the shape. (I usually use two of the original mounting holes and put two more in the hdf adapter.
4. Trace the inside of the grill ring where your speaker will fit best.
5. Drill a hole in the middle of the traced circle and then cut out that shape from the inside.
6. Drill a hole or cut out a location for the tweeter to go.
7. Put your speakers in.
Old Aug 1, 2007 | 10:09 PM
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Default RE: fitting 6.5" comps in front doors

Please read through the FAQ sticky, this along with many other FAQ's are answered in there.
Old Aug 2, 2007 | 01:08 AM
  #4  
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Default RE: fitting 6.5" comps in front doors

FYI, depending on your component system, the best place for your tweeters is not neccessarilly (sp?) where the stock ones were. I've tried that one before. This actually messes up your sound because the tweeters are now closer to your ears than the woofer, so your higher notes hit your ears before the midbass does. Also, it makes them sound very harsh because they are so close to your ear in a Mustang. I will go out tomorrow and take some pics of my tweeters. They are in a temporary mount, down on the kick panels. I'm eventually going to flush them in/build fiberglass pods for them. Right now, they are just velcroed on...yes kinda dangerous for passengers coming in and out (I just tell them to be careful), but it allows me to reposition them until I get them "just right" (at least to MY ears). I would really recommend you to do something similar. Get some of that stick-on velcro and leave yourself a couple feet of speaker wire from the Xover to the tweeter and place velcro in typical mounting spots for tweeters. Try each position out for a few days and see which one works best for you.
Old Aug 2, 2007 | 02:42 AM
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Default RE: fitting 6.5" comps in front doors

ORIGINAL: laserred38

FYI, depending on your component system, the best place for your tweeters is not neccessarilly (sp?) where the stock ones were. I've tried that one before. This actually messes up your sound because the tweeters are now closer to your ears than the woofer, so your higher notes hit your ears before the midbass does. Also, it makes them sound very harsh because they are so close to your ear in a Mustang. I will go out tomorrow and take some pics of my tweeters. They are in a temporary mount, down on the kick panels. I'm eventually going to flush them in/build fiberglass pods for them. Right now, they are just velcroed on...yes kinda dangerous for passengers coming in and out (I just tell them to be careful), but it allows me to reposition them until I get them "just right" (at least to MY ears). I would really recommend you to do something similar. Get some of that stick-on velcro and leave yourself a couple feet of speaker wire from the Xover to the tweeter and place velcro in typical mounting spots for tweeters. Try each position out for a few days and see which one works best for you.
Just so you know laser, I am impressed with how much you have picked up in the last few months.

And yes, having the tweeters too far from the woofer can make things a little iffy, but for most listens it is the easiest and works out ok, ideally you would probably want them mounted as close to the midwoofer as possible but aimed towards the listener. So if you have or can make pods for the tweeters you have, aim them in your direction. Depending on what set you have, alot of them now days come with pods with a 45ish degree angle, you could simply mount them facing towards the listeners in the car.
Old Aug 2, 2007 | 10:42 AM
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Default RE: fitting 6.5" comps in front doors

best place for the tweet is at the EXACT same place as the woofer. There is room there for the tweet as well as the woofer. I am getting ready to put my 6.5's in and will post pics(hopefully this week/next week) but I do have that covered in my truck page, let me see if I can find it....

want to build an enclosure for it as well? page 2

http://www.cardomain.com/ride/2081149
Old Aug 2, 2007 | 11:07 AM
  #7  
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Default RE: fitting 6.5" comps in front doors

ORIGINAL: laserred38

FYI, depending on your component system, the best place for your tweeters is not neccessarilly (sp?) where the stock ones were. I've tried that one before. This actually messes up your sound because the tweeters are now closer to your ears than the woofer, so your higher notes hit your ears before the midbass does. Also, it makes them sound very harsh because they are so close to your ear in a Mustang. I will go out tomorrow and take some pics of my tweeters. They are in a temporary mount, down on the kick panels. I'm eventually going to flush them in/build fiberglass pods for them. Right now, they are just velcroed on...yes kinda dangerous for passengers coming in and out (I just tell them to be careful), but it allows me to reposition them until I get them "just right" (at least to MY ears). I would really recommend you to do something similar. Get some of that stick-on velcro and leave yourself a couple feet of speaker wire from the Xover to the tweeter and place velcro in typical mounting spots for tweeters. Try each position out for a few days and see which one works best for you.
Some good advice here.

In addition, I would add, don’t forget to try mounting the tweeter below the mid-bass. This has been done with success in the past.
Phase shift occurs when a driver producing a higher frequency is mounted on the same horizontal plane as a driver producing lower frequencies.
By mounting the tweeter above and on the same horizontal plane you will actually push the sound stage lower. You can see some attempts at fixing this problem in high end home audio where they have mounted the tweeter further back than the mid and the mid further back than the sub. The end result is that all the magnets are on the same horizontal plane.
If available, mounting the tweeter in the center of the mid will help with phase shift as well (also seen in home audio). We used to build “bridges†across the mid to mount the tweeter over the mid. Many years ago, I started to see concentrically mounted tweeter options on good separates. Please note here, I am NOT talking about cheap co-axes.

If this causes an extremely low sound stage, you can mount another set of tweeters in the factory location with an L-pad or bandpassed crossover on them. That should pull the stage up some.

I have been told that phase shift can also be addressed with custom built crossovers. Quite honestly, that is out of my abilities.

James
Old Aug 2, 2007 | 01:17 PM
  #8  
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Default RE: fitting 6.5" comps in front doors

WOW. That is a lot of stuff going on in that last post. You guys really know your stuff. Glad to have you guys around for the help! Much Appreciated!

Scott, why did you put the 6.5 in the enclosure and not just in the door?
Old Aug 2, 2007 | 02:52 PM
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Default RE: fitting 6.5" comps in front doors

I have put woofers in enclosures to tighten up a sloppy midrange response. They were completely sealed, the woofers were made for IB, but they sounded much better with the enclosures.
Old Aug 2, 2007 | 03:26 PM
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Default RE: fitting 6.5" comps in front doors

the enclosure helps to give better bass and mid-bass just like an enclosure does for a sub.



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