#69214 - 02/04/09 12:10 AM
Parametric Equalzier
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Gunslinger
Registered: 11/11/08
Posts: 20
Loc: Toledo, Ohio
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I have a true need for a automatic room correcting parametric equalizer if such a beast exists. Let me explain. I live in a condo which is built with the "Great Room" concept. The Living room, dining, entry area is all one big room with celings that run to a very high peak of 30' (and provide a nightmare for changing lights) The Kitchen was sort of a box with walls that ran to 10' or so, we had the walls taken down for the kitchen and now that whole part of the house is wide open.
The Home Theatre set up is over in one corner with the HD Tv, and the audio rack next to it. I have an Outlaw 990 connected to Rotel RM-1050 and RMB-1066 amps, the speakers are unimportant for now as I hope to replace over the next year or so.
For HT purposes the set up is fairly good, as I have set all the 990's adjustable parameters for that prime listening position. The problem is listening to two channel or 2.1 audio. The CD player, the Sirius receiver, music in other words. When I'm in the Kitchen, or on the other side of the room paying the bills on the computer, or other stuff, I'm no longer in the prime listening position, and the room dynamics greatly come into play.
So I've been hunting for a room correcting parametric equalizer. My guide line has been the Velodyne SMS-1. Particularly the ability to use the microphone,the automatic set up it provides, and the ability to have presents and all conroled by a remote.
What I'm looking for is a parametric equalizer that preforms the same functions as the Velodyne SMS-1 accross a broader spectrum Subwoofer to Tweeter. I hope what I'm looking for makes sense. Does anyone know of such an item? Preferably one that could take on all the channels in a 7.1 set up, but if not at least the fronts and the sub. I've found some decent parametric equalizers and even some that can be used sort of the way I want but they'll handle only two channels. I suppose I could defeat the equalizer for HT purposes, have it on for 2 channel audio and seperatley adjust the sub. But if there is something out there that can do it all, I'd love to find it. I've posted this question on another forum and found that there are such devices out there and Audyseey and a Neptune, with the starting price at $2,000 going up to $5,000 (a little rich for my blood).
The Outlaw forum users tend to be a bit more practical, anyone know of a less expensive device, or a work around. Iknow about the Room EQ Wizard software, and I can purchase a SPL meter at Radio Shack. I suppose I could go that route and get a more simple parametric equalizer adjust by hand and defeat for for HT purposes. Just looking for any advice that you may have.
Thanks for the help
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#69215 - 02/04/09 12:54 AM
Re: Parametric Equalzier
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Desperado
Registered: 01/06/08
Posts: 334
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That function is what the Audyssey and Trinnov gizmos do.
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#69216 - 02/04/09 08:42 PM
Re: Parametric Equalzier
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Desperado
Registered: 09/04/05
Posts: 358
Loc: Sanford NC
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To expand a little on Altec's reply,the new 997 will have equalization capabilities built in.As a current 990 owner, you should be able to pick one of these up for around $1200 when they are released. That makes your 990 redundant, but it's cheaper than going for free standing equalization.
_________________________
HT: 990/770 Oppo BD83SE Pioneer Elite DV-47A Magnavox HDMR513h DVR/DVD-R Sony DVD megachangers-2 Sony CD megachangers-2 Monster power centers-2 Sony 48" rear projection SDTV Roku video player JVC AL-A158 Turntable Polk RT-2000s,CS-650,XS-650s,RT80s LFM-1EX Hsu VTF-1 12" Velodyne
Family room: OPPO 970 Sony 32" direct view HDTV Denon 3801 Rolk RMs
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#69217 - 02/04/09 10:25 PM
Re: Parametric Equalzier
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Gunslinger
Registered: 11/11/08
Posts: 20
Loc: Toledo, Ohio
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I've done some rather lengthy hunting on line and yes there are some very impressive room correcting devices out there than can do most if not all of what I was looking for but they are very expensive. The least expensive is in the $2,500 range. Unfortunatley I don't have $2,500 to burn. There are some less expensive paramaetric equalizers that perform some of these functions, such as the Behrningers. But none totally fit the bill without spending a whole lot. I'm wondering how much difference the SMS-1 itself would make? It really does everything I'm looking for but it's just limited to the sub-woofer freq's. I know proper managment at those levels can make a significant difference, and it's pratically a steal right now at $399.
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#69218 - 02/05/09 05:01 PM
Re: Parametric Equalzier
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Gunslinger
Registered: 05/19/05
Posts: 26
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You can get into the measurement business pretty cheaply. Mic and preamp are about $100. True RTA measurement software base version is free and the best version is $100. A laptop and a few cables and you're all set. If it turns out the problem is with your sub you can get an SMS or just get the Behringer feedback destroyer (for another $100). If you were sure the problem is with the sub freq's, the SMS would be the way to go. The Behringer works but is not nearly as easy to program.
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Outlaw Audio 990 Outlaw Audio 7700 OPPO BDP-83SE Playstaion 3 Panamax M5400-PM Sony VPL-VW60 Stewart110" FireHawk G3 North Creek Music Systems CM-7's Dayton Titanic 15" MKIII subs (2)
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#69220 - 02/05/09 08:31 PM
Re: Parametric Equalzier
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Gunslinger
Registered: 02/22/05
Posts: 97
Loc: Thousand Oaks, Ca
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Originally posted by Toledo Outlaw: When I'm in the Kitchen, or on the other side of the room paying the bills on the computer, or other stuff, I'm no longer in the prime listening position, and the room dynamics greatly come into play. I don't think room eq is going to help you because they optimize for the measured response in the prime listening position. So if you eq for prime listening position that is not going to be the eq that would be needed for the rest of the house. I think you only option is room treatments. GIK acoustics has some nice furniture looking treatments. I suggest that you fill out their form and upload pictures. They will help you out for free and the their advice is invaluable. They helped me rearrange my room to get much better sound. http://www.gikacoustics.com/ To get started on measurements, see my newbie thread here: http://www.hometheatershack.com/forums/s...versus-spl.html
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#69221 - 02/06/09 02:04 PM
Re: Parametric Equalzier
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Desperado
Registered: 04/08/08
Posts: 2676
Loc: Columbus,North Carolina
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I don't see a success path for the whole house/condo. Any prime position you come up with would have to be a large area to satisfy your needs. Any room correcting device is going to be a position specific correction. Even room treatments are directed at correcting for a specific area, as the prime listening position doesn't normally change.
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Music system Model 990/7500/Magnepan 1.6 QRs/Technics SL1200 MK2/Aperion S-12 Subwoofer/OWA3/Sony NS75H DVD APC H15 Power Conditioner
TV System Large Advent Loudspeakers/ Polk center/Monoprice surrounds/Panasonic Viera 42 inch/Onkyo HT-RC260/Sony BDP S590/Directv
Home Theater System Onkyo PR-SC886/Outlaw 7125 Klipsch RF-82 L/R,RC-62 center, RB-35 SR/SL, BENQ HT1075, Outlaw LFM1-EX/OPPO BDP-83/Directv Harmony ONE Blue Jeans and Monoprice interconnects APC H15 Power Conditioner
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#69222 - 02/06/09 02:41 PM
Re: Parametric Equalzier
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Desperado
Registered: 03/21/01
Posts: 14054
Loc: Memphis, TN USA
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When I'm in the Kitchen, or on the other side of the room paying the bills on the computer, or other stuff, I'm no longer in the prime listening position, and the room dynamics greatly come into play. This is going to be the real problem. It's one I live with in my den, as well - I have the family PC in the back left corner of the room, so the desk is completely outside the optimal listening position. There's only so much that can be done while obeying the laws of physics, and being too far outside the physical bounds of the "sweet spot" imposes some limits on what can be done.
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#69223 - 02/06/09 07:55 PM
Re: Parametric Equalzier
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Gunslinger
Registered: 11/11/08
Posts: 20
Loc: Toledo, Ohio
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I appreciate all the input and suggestions. While I understand there is only so much that can be done (and only so much my wife will let me do) in an effort to at least to intergrate the sub freq's as best as possible I think the SMS-1 will function. From my reading of the SMS-1 manual and the Outlaw guide on line it allows a number of presets correct? Can't I take measurements for the prime listening position in HT mode, make the adjustments, and have that as a present. Then chose another location as a listening position, for 2.1 channel audio for example, then take those measurements, and store that as a preset? The prime listening position is the couch which is where I am when watching the T.V., but I'm not in that position when I'm listening to music, I'm almost always doing something else, cooking, paying bills, bringing work home from the office, etc. So I'm not sitting on the couch. I don't mean to suggest that would make the system perfect, there's no way to create anechoic listening room in my home, but wouldn't it help? (Ok, I'm really thinking about getting the SMS-1, I'm trying to justify my expense)
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