Basement studio in West Virginia: build diary

How thick should my walls be, should I float my floors (and if so, how), why is two leaf mass-air-mass design important, etc.

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britune
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Bass Traps - part 2

Post by britune »

I made traps in four colors for the drum room: blue, red, purple, and green. Part 1 is here.
Last edited by britune on Mon Jul 25, 2011 10:25 pm, edited 1 time in total.
britune
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Bass traps - pics

Post by britune »

I have taken most of my pictures with my iphone. I decided to take a couple with a decent camera. Here's the drum room shot through a wide angle lens...
Soundman2020
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Re: Basement studio in West Virginia: build diary

Post by Soundman2020 »

They look great! And they should work great too.

So what's the verdict? What kind of acoustic change did you get in that room?

- Stuart -
britune
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Re: Basement studio in West Virginia: build diary

Post by britune »

Thanks Stuart!

I haven't done any measurements to the changes in the room yet. Even when I recorded some drum tracks there, I had bare 703 piled up all around! Maybe I can do some room response measurements to find out.
britune
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AC fan noise/second outside window

Post by britune »

gullfo wrote:did the additional window cut the HVAC unit noise?
Glenn- I finally got around to testing the noise reduction from the second exterior window in my control room. With both windows open, the noise from the outside air conditioning condensing unit measured 52dB. When I closed the outside window, it was below my Radio Shack dB meter range, but I could still hear it. When I closed the second window, I could not hear anything. So the second window did it's job, but I have no measurements. I will have to re-measure my room isolation with the meter, now that the extra window is in place. I did measure 64dB isolation between the rooms. But that was with a big hole in the back wall, before the second window was in.
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Re: Basement studio in West Virginia: build diary

Post by gullfo »

you could also set up your DAW with a mic and calibrate it (crudely) to your sound meter and then see if you can get a decent estimate on the very lowest levels. run the sine sweeps at your normal level (85db) then at your low (55db) and high (110db) and see if you can match up your DAW recording levels. then you should be able to record what's happening below your sound meter range - if nothing else to identify what's there - but it should be a reasonable approximation. you would do this just so that when you are recording with an open mic and the levels are really sensitive you're not surprised.
Glenn
britune
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Bass traps for the control room

Post by britune »

I made four more tall corner bass traps. These are in the control room. I used the same technique as the other ones.
fender_bender
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Re: Basement studio in West Virginia: build diary

Post by fender_bender »

Wow! What a journey. I read this entire thread and I love what you did here! I too am a WV home recording enthusiast. I have a one room studio in a spare bedroom right now, but can't wait to move and build a multi room studio. My house is 120 years old and my basement ceilings are barely 6.5 feet from floor to the joist and my hvac hangs down lower than that (I have the head bumps to prove it!) and its really damp down there so I can't really use it for the studio. I haven't done much sound isolating from outside noise other than blocking in the windows with some 3 inch thick styrofoam insulation sheets. I bought some cheap foam off ebay and put it up in the room. It works ok. I am building gobos right now with almost the same design you used, but I don't have access to 703 so I used the blow in type isulation and made them 6 inches thick. I would post pics but I am at work and I don't have them hosted anywhere ATM. Thanks for doing this! it helps to see the process I must prepare for!
britune
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More broadband traps

Post by britune »

Hi Fender Bender! Always nice to hear from a fellow Mountaineer!

I built the 2' x 4' bass traps for the flat wall surfaces. I made the frames the same way as the earlier ones. I made them 24.25" x 48.25" on the inside, so they would be a little bigger than the OC 703. A friend of mine has a business where he can take pictures and transfer them to material. So I took images of 24 of my favorite album covers and applied them to white material. Then I covered the frames with that. This way, I get some artwork to go along with the traps. It's really hard to pick your favorite albums. I didn't give any artist more than one album. And sometimes, if two albums were very close, I picked the one with the better album cover.
britune
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More broadband traps- part 2

Post by britune »

Here are the rest of the traps.

My studio is mostly done now. I think I will hang my guitars and artwork. Then I'll be done.
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Re: Basement studio in West Virginia: build diary

Post by toolance »

Hi Britune,

I read your entire thread and found your epic quest fascinating. I'd truly love to hear some of the results you achieved, especially with drums in that drum room. I'm planning a similar project so I'm really keen to hear how good your drums sound.

Is there any chance you could post some MP3's on this board or send by email?

Best
Gavin
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Re: Basement studio in West Virginia: build diary

Post by Jabbajaw »

Must be the season for a new crop of studios! I'm about to start on more of a practice space, than a recording studio but I want to make it as soundproof as possible. Although I have read quite a bit about this, seeing this diary was totally awesome and the pictures answered a lot of questions that don't come across so well in writing. I think I can only dream of having a studio as complete as Britune but if I can make a room where I can jam all night long, I'll be the happiest I could be.
Thank you so much for the time and effort you put into documenting the process. I hope this diary stays for others to see for many years to come!
britune
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Re: Basement studio in West Virginia: build diary

Post by britune »

JabbaJaw and Gavin- Thanks for posting and the kind comments. Please follow the forum rules and completely update your profiles.

I will eventually use the free REW software I downloaded and post my room responses here. I hope to record drum sounds with and without my bass traps in the room, and post those, also. I have been way too busy to do that. Until I have time to do those, here are some drum sounds from the new room.

The first one is just one mic across the room, an AKG C414 with no processing. The second sample has close mics on every drum and overheads. The third sample adds Waves CLA Signature plugins (compression, EQ, and reverb). This site has a 500k max download. So I had to make these short and of limited audio quality. At the time these were recorded, I did have the tall corner traps up, with some temporary pieces of 703 scattered throughout the room. This was recorded before the wall hanging 2'x4' traps were put up.
toolance
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Re: Basement studio in West Virginia: build diary

Post by toolance »

Thanks a lot Birtune ,that's exactly what I was hoping to hear. Excellent job on the processing and I'd love to hear more variations when you've done more recording with the other panels you mentioned.

What kit did you use for the recording?

Cheers
Gavin
britune
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Re: Basement studio in West Virginia: build diary

Post by britune »

Bob Workman plays his Gretsch Catalina Club Jazz kit. The snare is a Pearl 3.5 x 14 free floating steel snare.
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