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Hangers....

Posted: Thu May 15, 2003 1:49 am
by Sen
John, did you design the Sonar recording studio? What is the finish on the back wall where the acoustic hangers are? I wasn't able to work it out from the PDF plans...
THanks very much

Posted: Thu May 15, 2003 10:05 am
by John Sayers
Yeah - the original plan doesn't exactly transfer to PDF. Sen - It's just a sealed box with insulation lining back and sides, hangers hung and a cloth front for asthetic look.

cheers
john

Posted: Thu May 15, 2003 11:36 am
by Sen
thanbks John
so you have the cloth over the front panel of the sealed box, right?? What material and thickness are the panels of the box?

Thanks a lot John

Posted: Fri May 16, 2003 2:32 pm
by John Sayers
so you have the cloth over the front panel of the sealed box, right??
Yes - there is no need to put insulation in the front frame. Just stretch cloth over a 2" x 1" frame.
What material and thickness are the panels of the box?
I'm not sure what you mean. - do you mean the hangers themselves?? They are made from soft fiberboard (Canite) (1/2") with insulation wrapped around and hung at around 8" spacing. It's all described at the SAE site - look up hangers in the index.

cheers
john

Posted: Thu May 22, 2003 12:24 pm
by jazzman
John, you said the hanger boxes were "sealed". Did you mean sealed airtight with a plywood panel on the face? Or did you just mean sealed off by acoustic fabric on the front to hold the glass fibers in?

Posted: Thu May 22, 2003 1:57 pm
by John Sayers
jazzman - I mean sealed in that the only way air can enter is through the gaps between the boards (the slots).

cheers
john