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Old 21st July 2005, 03:25 AM   #1
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Default How low should I go

Can someone please help? I have a room 15 x 15 x 9 feet. How low do I need to go for good all around sound? What is the minimum I should aim for? When will it become overkill?
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Old 21st July 2005, 01:45 PM   #2
rabbitz is offline rabbitz  Australia
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Only you can determine that and the type of music you listen to. Personally I find an F3 between 40Hz - 50Hz works quite well for most music but if you're a headbanger or into electronic what ever it's called, then go for 30Hz - 40Hz.

Your room might cause a few problems due to the square dimensions which will exaggerate dips and peaks. Wanna knock out a wall
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Old 21st July 2005, 02:58 PM   #3
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I've always felt ~30Hz was reasonable for most music, but as Rabbitz points out, it depends very much on how and what you listen to. It will also depend on how much money you're willing to spend. Below ~30Hz at reasonable levels can be expensive. If you plan on using this system for home threater, then you may want to go even lower.

You need to figure out what your requirements are.
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Old 21st July 2005, 07:43 PM   #4
reins is offline reins  Germany
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Hi,

because of room dimension you would get nearly no sound below 30Hz at least that is my experience. For music 40 Hz is often enough but there are several interesting CDs with output below that. I like it to feel the sound of them down there.

Stephan
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Old 21st July 2005, 08:15 PM   #5
RJ is offline RJ  United States
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A line array. Since a line array puts you in the near field instead of a far field like regular speakers. Room nodes are pretty much squished.
It's plenty deep enogh for me even for home theatre.
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Old 21st July 2005, 08:21 PM   #6
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Quote:
because of room dimension you would get nearly no sound below 30Hz at least that is my experience.
My room is 21'x12"x8' and I have no problem going down to 10hz! Of course I'm using the Adire Tumult in a 6 cubic foot enclosure tuned to 10hz. My enclosure has multi tuning (numberous ports with plugs) and most of the time I keep it tuned to 16hz but if I tune to to 10hz, its fun to watch the windows flex and the light fixtures vbrate. And of course my favorite part is hearing the pictures rattle on the walls and seeing them warble.
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Old 21st July 2005, 08:27 PM   #7
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For any "normal" music or movies 30hz will be adequate. 20hz is a kind of THX standard, although its rare that anything goes that low, and below 20 is probably overkill. I have yet to find any music(spare the 1812 overture with cannons and a few pipe organ peices) with any substantial content below 20hz.

I prefer overkill, obviously

It's very amusing to have guests over and play a 16hz tone at high level. "Are we having an earthquake????" No silly.... I live in the midwest!
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Old 21st July 2005, 08:38 PM   #8
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I've modeled a 12"er that goes down to 32hz. It is reasonably priced and will be used for 70% music and 30% ht. With a bit of room gain is should be fine. Guess I can start building the box now. Thanks for the info.
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Old 21st July 2005, 09:08 PM   #9
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Quote:
Originally posted by BassAwdyO
For any "normal" music or movies 30hz will be adequate. 20hz is a kind of THX standard, although its rare that anything goes that low, and below 20 is probably overkill. I have yet to find any music(spare the 1812 overture with cannons and a few pipe organ peices) with any substantial content below 20hz.

I prefer overkill, obviously

It's very amusing to have guests over and play a 16hz tone at high level. "Are we having an earthquake????" No silly.... I live in the midwest!

several rap songs by Deltron go into the teens
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Old 21st July 2005, 09:19 PM   #10
GM is offline GM  United States
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Greets!

32 Hz won't be near low enough if you watch action or sci-fi movies and want to experience most/all that's on the soundtrack, especially more recent ones that have gotten a bit silly IMO. OTOH though, if you live in an apt. or similar, then 32 Hz is lower than your neighbors will tolerate.

GM
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