Help With My LARGE Room

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lonewolfny42

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Re: Help With My LARGE Room
« Reply #40 on: 4 Oct 2010, 06:57 pm »
And they look very nice in person.... :thumb:

http://www.gikacoustics.com/gik_artpanel.html

JohnR

Re: Help With My LARGE Room
« Reply #41 on: 5 Oct 2010, 12:03 am »
i could be wrong, but i don't think dipoles would work well when jammed into a corner like that, in that huge room.

Hi yes, looking at the photos it looks like that but cbr also said they are 4' out in a post above. My thinking however I think is similar to yours, that moving them away from the walls and closer to the listener would at least enable them to perform better and/or see what difference it makes. I'd be afraid of buying a whole new set of speakers and finding that they are going to end up being moved anyway.

cloudbaseracer - to save guesswork, perhaps it would be worth doing some measurements of the room response of the speakers? That would give you a better handle on what the issues are and also see what improvements you do get with treatments. You have a DCX in the system so applying some eq if necessary would be possible I expect.

JohnR

Re: Help With My LARGE Room
« Reply #42 on: 5 Oct 2010, 12:13 am »
Oh, with regard to the acoustic treatment, I've seen places with suspended panels from the ceiling - just a thought, it might be possible to add something like that in selected areas.

gedlee

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Re: Help With My LARGE Room
« Reply #43 on: 5 Oct 2010, 12:19 am »
All of the Gedlee speakers are sealed and do roll off around 80 hz. You will want a sub of some kind with them.

The size of the woofer in the Gedlee's is large because it is specified to match the directivity of the horn at the crossover frequency.  It isn't that size to make more "bass" as it typically seen.

Just to correct a misunderstanding. Where someone said that the Gedlees were designed for "small rooms" refers to small, as in a residential sized space, versus a large commercial venue like a nightclub, etc. Not a small room of a house. They would probably be a better option in that case, as well though.

-Tony

Its funny how if you say "optimized for a small room" people take that to mean "not good for a big room"!  In fact, this is completely false.  The original Summa was designed for my home theater, then we used it in a night club and it worked so well that AI was formed for just this kind of application.  I have Abbeys in the auditorium at the local school and they love them - this is a huge room.  They can't say enough good about them.  The fact is that you want big speakers in any size room for the same reason - directivity, but maybe for different end reasons.  In a big room directivity puts the sound where you want it and helps with the reverberation issue, while in a small room directivity minimizes the early reflections yielding a better sound staging.

You are quite right Tony - the woofer is large for directivity, not power handling.  Sometiomes, like this application, the power handling works out quite well.  Honestly, only a set of speakers like mine are going to work in a room this large.  Anything with the classic 1" tweeter is going to be completely under-whelming.  Only a compression driver could fill this room with sound.  And if you are going to use a compression driver, then you need a good horn/waveguide.  Since everybody copies mine, they must be good (although nobody else can use foam, because I have a patent on that).  If you are going to use a directional waveguide then you need a big woofer to match the directivity.  All of a sudden, you have an Abbey or Summa - how did that happen?

John Casler

Re: Help With My LARGE Room
« Reply #44 on: 5 Oct 2010, 01:16 am »
James,

Wonderful space, but it looks like your asymetrical symetry is going to kill your sound, and bigger speakers might not be the whole answer.

The left speaker against the wall will only have worse reflections by going with a bigger more powerful speaker with greater directivity with the right speaker out in free space with no reinforcement.

The reverb must be considerable.

Is it possible you could go with a CORNER placement (corner loading) so that the Mains are symetrically placed with equal distance and angular relationships to the side walls, while the corner loading reinforces your systems capabilities?

Corner loading would also have enough asymetry to break up a lot of other sonic problems because the distance and angles of the sound hitting the opposiing walls and even the ceiling will be "unequal" in distance and angle.

And instead of looking for speakers then that have increased constant directivity, you look for some that actually beam a bit.  That will reduce side reflections.

One sub in that corner should then be quite sufficient.

It would also give a wider "viewing angle" to the Flat Screen.

If you were going to stick a "live combo" in that corner the best seats in the house would dead center disecting that corner.

Just a thought.

WGH

Re: Help With My LARGE Room
« Reply #45 on: 5 Oct 2010, 04:12 am »

Is it possible you could go with a CORNER placement (corner loading) so that the Mains are symetrically placed with equal distance and angular relationships to the side walls, while the corner loading reinforces your systems capabilities?

Corner loading would also have enough asymetry to break up a lot of other sonic problems because the distance and angles of the sound hitting the opposiing walls and even the ceiling will be "unequal" in distance and angle.

And instead of looking for speakers then that have increased constant directivity, you look for some that actually beam a bit.  That will reduce side reflections.


That is what I was thinking too.