Hey everyone! I'm sorry for the super late reply. For some reason I don't get email notifications on this specific thread when there are new posts.
Answers to questions below!
Quote:
Originally Posted by
JAZJETSON
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thats awesome man, i wish i was handy i tried building some but it wasn't pretty.... i should of listened to my wife when she told me "you sure you wanna try this you can't even hang a picture on the wall"
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Um, dude. See the pair of legs and feet in some of the photos? Yea, those aren't mine. They are my super handy brother in law's. In his garage, with his tools, and his expertise. I was just the monkey who did what he was told during the process. In other words I am NOT handy at all - just find someone who's willing to help you or even pay them! I did, however, design the 3D layouts, measure, and hang everything myself on the walls....the least labor intensive parts

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Quote:
Originally Posted by
Steverino1984
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Hey Jordan-
Nice job! How did you arrive at appropriate types of absorbers and importantly, the locations?
Perhaps you cover it in your video, which I haven't viewed yet.
Also, any links to guide me, here or otherwise would be greatly appreciated, as I am just beginning the process in my own room.
Congrats and thanks in advance!
Steve
Steve: This could be a huge answer. But in a nutshell - online resources. Ethan Winer articles, Posts from Glenn at GIK acoustics, Johnlsayers.com acoustic design forums. Just hours and hours and, even more, hours of research allowed me to determine what kinds of materials to use, where to place them, etc. Random resource you could reference: GIK Acoustics first reflection points video:
GIK Acoustics: Early / First Reflection Points - YouTube
Good luck man!
Quote:
Originally Posted by
Sorrrell
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Hi man.First.nice job.
I want to ask you about the size of the panels.I dodnt fiind any specifications so far.
You know.height x width x depth.
I plan to build some panels like you did.
Thanx.
Thanks Sorrrell! 90% of my panels are the most common height and width: 48" x 24". This is common because most rigid fiberglass panels are manufactured to this size. Just make a frame the same size and slide it right in. Each panel varies in thickness from 2" to 4." You could easily go 6" for corner straddling bass traps too! We built a few custom sized ones to fit in weird spots in my studio. Good luck!
Quote:
Originally Posted by
Antonios
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Congrats for your work Jordan. Looks very good.
I had the same question as Sorrrell, but I would also like to know what was the sound absorption material you used internally? what was the density? Did you alterate the density aiming for different frequency absorption?
Overall great job!
Cheers
Thank you Antonios. See the dimensions listed above. The sound absorption material I used is rigid fiberglass: John Mansville 814. However, rumor is that this fiberglass may no longer be available? I haven't verified this yet. But at the time the 814 was damn near identical to the ever popular Owens Corning 703 - but MUCH cheaper. That's why I went with the 814

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You can find the sound absorption ratings for the 814 on this giant list:
http://www.bobgolds.com/AbsorptionCoefficients.htm
I alternated between 2" and 4" thickness on the panels depending on where I was using them. Anything straddling a corner or an area requiring extra absorption - I used 4" panels. Most of the flush wall panels are 2" which work fantastically.

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Hope this helps - thanks guys!