Tomorrow is D-Day. I'm treating my room. Clear topic!!

Started by Mitch Lowen on 9 February 2006. 8 replies.

Originally posted at johnlsayers.com, topic 5606.

Hi guys, This is my situation:
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There's a couch in the middle of the even backwall. My GOALS: To build sidewall traps and backwall bass + corner traps. My equipment: I will put a thin board on 4 table feet. I will put all my equipment (except synth) on there. I will put my synth in front of my couch Today = collect information Tomorrow = return all unnecessarry material
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Buy correct material Build traps One remark: I live in Europe. Please add a CLEAR picture of a material aight - thanx a mill! 2 questions 1) do I use the same construction for bass traps/corner traps for the sidewalls? 2) The door's at the total left of the left wall. How do I deal with this when hanging up/putting up corner traps/bass traps? I'm on a low budget, but am willing to spend a little money extra. Thanks
Aloha and welcome to the forum, Mitch. Congrats on your studio build! :D For starters, heres a couple of things: Any chance you could please:
Edit your profile to include your location. This is very important, because this is a worldwide resource, and as such, material costs and availability vary widely. For example, masonry is cheaper than gypsum in some parts of the globe, whereas it's the exact opposite in other regions.
Secondly,
"Please resize as necessary to keep graphics UNDER 800 pixels, preferably under 750, wide; otherwise it forces people to scroll sideways to read every line of text."
This will really come in handy two or three posts down the road. It's also part of the forum guidelines: http://www.johnlsayers.com/phpBB2/viewtopic.php?t=3231 Thanks! :wink: Okay, now that all that's out of the way :D
My GOALS: To build sidewall traps and backwall bass + corner traps. Do I use the same construction for bass traps/corner traps for the sidewalls?
Here's a good link for side and rear absorbers and corner traps: http://www.johnlsayers.com/HR/index1.htm
My equipment: I will put a thin board on 4 table feet. I will put all my equipment (except synth) on there.
If your monitors are part of "all my equipment", you may want to consider placing your monitors on stands behind the "thin board", instead of on it, as your board may vibrate and/or resonate at certain frequencies, which may interfere with any mixing/eqing.
Today = collect information, Tomorrow = return all unnecessarry material Buy correct material, Build traps
Be sure to check out the reference section for all kinds of good info. http://www.johnlsayers.com/phpBB2/viewtopic.php?t=2125
One remark: I live in Europe. Please add a CLEAR picture of a material aight - thanx a mill!
See "Edit your Profile" above.
2) The door's at the total left of the left wall. How do I deal with this when hanging up/putting up corner traps/bass traps?
You can mount your bass traps in any corner, those found in the typical wall/wall/floor locations, and those in the wall/wall/ceiling as well. If you have enough room above your door, you can mount a corner trap either there or along the corner formed by where the top of the rear wall meets the ceiling. Just be sure to securely fasten them in a way that they will not fall down on you or your clients/friends. :shock: And finally, here's a great site to check out: http://www.saecollege.de/reference_material/index.html Be sure to click on the absorbers, acoustics, and construction tabs at left and resulting tabs at the top of the pages. Looking forward to your build! Aloha 8)
kendale wrote:
Aloha and welcome to the forum, Mitch. Congrats on your studio build! :D For starters, heres a couple of things: Any chance you could please:
Edit your profile to include your location. This is very important, because this is a worldwide resource, and as such, material costs and availability vary widely. For example, masonry is cheaper than gypsum in some parts of the globe, whereas it's the exact opposite in other regions.
Check. Did that.
Secondly, "Please resize as necessary to keep graphics UNDER 800 pixels, preferably under 750, wide; otherwise it forces people to scroll sideways to read every line of text."
Will do that for all next pics. Excuse me. [qoute]This will really come in handy two or three posts down the road. It's also part of the forum guidelines: http://www.johnlsayers.com/phpBB2/viewtopic.php?t=3231 Thanks! :wink:[/quote/ OK. I'm going to read this. Something tells me that it's going to be hard (not impossible) to collect all necessarry info in 1 day. I really want to get some progress a.s.a.p. (goal: done on sunday.. I don't mind investing friday + the whole weekend!)
Here's a good link for side and rear absorbers and corner traps: http://www.johnlsayers.com/HR/index1.htm
Reading this in a sec. Thank you - you're very helpful and resourceful. Apreciate it.
My equipment: I will put a thin board on 4 table feet. I will put all my equipment (except synth) on there. If your monitors are part of "all my equipment", you may want to consider placing your monitors on stands behind the "thin board", instead of on it, as your board may vibrate and/or resonate at certain frequencies, which may interfere with any mixing/eqing.
No. Sorry. The monitors will stay as you see them now. On the mixer. Symetrical in front of the curtain (back wall). My bad.
Be sure to check out the reference section for all kinds of good info. http://www.johnlsayers.com/phpBB2/viewtopic.php?t=2125
You can mount your bass traps in any corner, those found in the typical wall/wall/floor locations, and those in the wall/wall/ceiling as well. If you have enough room above your door, you can mount a corner trap either there or along the corner formed by where the top of the rear wall meets the ceiling. Just be sure to securely fasten them in a way that they will not fall down on you or your clients/friends. :shock:
Don't the traps have to be symetrical to the room!? So if you do a certain trap left.. you have to do it to the right? I love symetry myself so that would be great.
And finally, here's a great site to check out: http://www.saecollege.de/reference_material/index.html Be sure to click on the absorbers, acoustics, and construction tabs at left and resulting tabs at the top of the pages.
Thanx a million man!!
Looking forward to your build! Aloha 8)
Me too.. I feel a little stressed out because it's like there's no progress and ALL I think about is the room acoustics. The fear of it not going to work out is a little bothersome. But that's due to incredible lack of knowledge and feeling like I'm doing this alone. Good thing there's forums like this! I really wanna collect info and more info and go to the store knowing what the heck I'm doing. My main things still: what type of material for traps and sidewalls + how to attach it. But I'll find that out through reading I'm 100% sure. Thank you. You guys (you) are very kind!
Aloha Mitch,
I feel a little stressed out because it's like there's no progress and ALL I think about is the room acoustics. The fear of it not going to work out is a little bothersome. But that's due to incredible lack of knowledge and feeling like I'm doing this alone. Good thing there's forums like this! I really wanna collect info and more info and go to the store knowing what the heck I'm doing.
A friend of mine reminded me of something; "How do you eat an elephant? One bite at a time!" Old joke, but timeless wisdom. Take a deep breath, slow down and take one step at a time. One more thing, could you resize your current crop of pictures, please? Until you do, we'll have to continue to scroll back and forth just to read the posts. Thanks! :wink: Aloha 8)
One more thing, could you resize your current crop of pictures, please? Until you do, we'll have to continue to scroll back and forth just to read the posts. Thanks! :wink: Aloha 8)
Done. I resized the pics. Looks way better now. I'm trying to just relax and take it easy. Today I have time to just read and learn from experts like u guys. Tomorrow I have ALL day to buy and build. My MAIN qs: 1) Do I build this type of construction only for the backwall traps.. or also for the sidewalls? 2) The thing is I got a bunch of new acoustic foam and I read that attaching that say 300 cm long 100 cm high to your right and left walls would be sufficient (in combo with bass traps in the back of the room. Is this true?
My MAIN qs: 1) Do I build this type of construction only for the backwall traps.. or also for the sidewalls?
2) The thing is I got a bunch of new acoustic foam and I read that attaching that say 300 cm long 100 cm high to your right and left walls would be sufficient (in combo with bass traps in the back of the room. Is this true?[/quote] This is what I want to build for the backwall.. is this also good for the sidewall or is (just?) acoustif foam better for the sidewalls? What do they use the yellow panel's for usually (might help for finding it in the stores). Thanx!
Aloha Mitch, In order to offer helpful suggestions, it would help to know a couple of things about the room you are planning to treat. If you could provide the following please: - dimensions of room - length, width, height of ceiling - construction materials used in room - doors, windows and their location (floorplan drawing)
1) Do I build this type of construction only for the backwall traps.. or also for the sidewalls? 2) The thing is I got a bunch of new acoustic foam and I read that attaching that say 300 cm long 100 cm high to your right and left walls would be sufficient (in combo with bass traps in the back of the room. Is this true?
Excerpt from the SAE site:
For an instrument to sound good you must hear a balance of its high and low frequencies. If your room is too dead in the high frequencies the instrument sounds lifeless and tubby, whereas if it's too live in the high frequencies the instrument sounds distant and has no presence. To balance a room you must have a true balance of the high frequencies and the low frequencies with the right amount of deadness to liveness. Whilst most people think that heavy curtains are a good deadener according to the chart they work only reasonably (45%) at high frequencies and not much at all at low frequencies. This is the major problem experienced by studios who treat their rooms by putting drapes, carpet or egg cartons on the walls. Basically they are lowering the reflections (reverberation time) of the room BUT ONLY MARGINALLY IN THE HIGH FREQUENCY RANGE! The lows are still humming around the room and the resultant reverberation field creates what we call a muddy - woofy sound. The solution is always to add highs to the recorded signal to return the top end yet really what needs to happen is the low end (100 - 1000Hz) reverberation time needs to be lowered in the recording room and probably in the control room for you to even hear the difference.
This is what I want to build for the backwall.. is this also good for the sidewall or is (just?) acoustif foam better for the sidewalls?
I would hazard a guess (not knowing your room dimensions yet :wink: ) that yes, they would work on your side walls, but would probably be more effective on the backwall if they were a little deeper and had a thicker layer of insultation, and were placed a little bit out from the rear wall.
What do they use the yellow panel's for usually (might help for finding it in the stores).
The yellow material pictured is a fiberglass insulation product manufactured by Owens Corning. What you need to ask for is either rigid fiberglass, such as Owens Corning 703 (un-faced) or rockwool, mineral wool, somewhere between 2 to 4 pounds per cubic foot density; Johns Manville, Knauf, and Roxul also make similar products. You might also check the Building Products section of the forum to see what products are available in your area. Hope this helps. Aloha 8)
What kind of accoustic foam do you already have? If it's a reputable dealer (Auralux for example), they should be able to give you a lot of help. If on the other hand you have been fooled into buying expensive packing material (a lot of which is on sale on eBay and other places as accoustic foam), you should return it ASAP. The REAL stuff is worth it - or maybe better stated: the FAKE stuff is a waste of your money and time. len
kendale wrote:
What you need to ask for is either rigid fiberglass, such as Owens Corning 703 (un-faced) or rockwool, mineral wool, somewhere......
Many places only carry the faced type. That is ok too as the paper or foil easily peels off.