Let's Settle the Egg Crate Thing Once and for All...

  • Thread starter Thread starter triple cubic
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If you want cheap soundproofing, you can:

1) Turn your amps way way down

2) buy everyone in the house earplugs, then wrap their bodies in egg cartons to absorb bass (note: you'll need lots and lots of egg cartons)

3) Give you family tickets to the bargain matinee.

Sorry, but their is an inescapable correlation between sound proofing and cash outlay. Cash does not guarantee sound proofing, but unless your last name is Owens-Corning or Depot, you're going to have to fork over some cash and swing a hammer a bit if you want to jam in peace.

Then, there's also the common HVAC ductwork issue...
 
my 2 cents

IMO (in my opinion. ) you can use the eggcrates, just dont get the thin ones that are light. and if you do spray a coat over them, im thinking like a heavy spray paint, or somthing. make them thicker. i have thought about this way, and it wont work as well as the real studio foam, but it will work. another route i thought about was, glueing a sheet of the egg foam stuff to another layer of more dense foam (flat not egg style.)
so you get a layered effect and the coat it with some sort of spray that will cover it, again spray paint or a spray latex. another route i have looked into is the $5 of that foam that expands then dry's (use alot of ventilation, its made with a gasoline like substance) that stuff works pretty well for bass traps, but im just an amatuer so we'll just have to see how it turns out, i am in the process of making a vocal booth, i will use 8'x4' 3/4in thick panels on a 2x4 frame and i am going to use the $5 foam for one layer and then a sealed air layer and then on the inside the two layer egg with a coat of paint, ill let you know how it works.....
oh and if you sprayed the foam eggcrate that would make it more dense, but less likely to adsorb. it would prolly reflect more depending on how much paint and how hard the surface is.

again just my 2 cents
 
Todzilla said:
Cash does not guarantee sound proofing,....
when you have enough cash to staple it to the walls a few layers thick, im sure it could work.
 
bodycount said:
IMO (in my opinion. ) you can use the eggcrates, just dont get the thin ones that are light. and if you do spray a coat over them, im thinking like a heavy spray paint, or somthing. make them thicker. i have thought about this way, and it wont work as well as the real studio foam, but it will work. another route i thought about was, glueing a sheet of the egg foam stuff to another layer of more dense foam (flat not egg style.)
so you get a layered effect and the coat it with some sort of spray that will cover it, again spray paint or a spray latex. another route i have looked into is the $5 of that foam that expands then dry's (use alot of ventilation, its made with a gasoline like substance) that stuff works pretty well for bass traps, but im just an amatuer so we'll just have to see how it turns out, i am in the process of making a vocal booth, i will use 8'x4' 3/4in thick panels on a 2x4 frame and i am going to use the $5 foam for one layer and then a sealed air layer and then on the inside the two layer egg with a coat of paint, ill let you know how it works.....
oh and if you sprayed the foam eggcrate that would make it more dense, but less likely to adsorb. it would prolly reflect more depending on how much paint and how hard the surface is.

again just my 2 cents
You dredged this thread up for this??? :rolleyes:


bodycount said:
....it wont work as well as the real studio foam.....
No it won't, not even close........ and it will do absolutely nothing to contain the sound, the best you'll get is it wreaks havoc with the high-frequency response in the room.


bodycount said:
ill let you know how it works.....
Well good luck with it!
 
Blue Bear Sound said:
Egg cartons do ABSOLUTELY NOTHING!!!!

:p

Bruce

They hold eggs pretty well!! :p :D

Except when people nail them to their walls.
 
Get the wrapped stuff

triple cubic said:
Okay, something comparable to the fiberglass then, without the stickiness. Know anything like that?

Leave it bundled and add fabric around the roll.. Stack them up in the corners and there you go...
 
Can't believe all the guessing about egg cartons when this has been there for several years -

http://www.acousticsfirst.com/docs/egg.PDF

It's not that they don't absorb anything, it's more that you can't compensate for the peaky response, they rattle if you don't put something soft under them, and they're not fireproof. And they DEFINITELY don't soundproof ANYTHING, any more than any other absorbent does. For that, you need a mass-air-mass barrier, anything else is inefficient use of materials... Steve
 
bodycount said:
IMO (in my opinion. ) you can use the eggcrates, just dont get the thin ones that are light. and if you do spray a coat over them, im thinking like a heavy spray paint, or somthing. make them thicker. i have thought about this way, and it wont work as well as the real studio foam, but it will work. another route i thought about was, glueing a sheet of the egg foam stuff to another layer of more dense foam (flat not egg style.)
so you get a layered effect and the coat it with some sort of spray that will cover it, again spray paint or a spray latex. another route i have looked into is the $5 of that foam that expands then dry's (use alot of ventilation, its made with a gasoline like substance) that stuff works pretty well for bass traps, but im just an amatuer so we'll just have to see how it turns out, i am in the process of making a vocal booth, i will use 8'x4' 3/4in thick panels on a 2x4 frame and i am going to use the $5 foam for one layer and then a sealed air layer and then on the inside the two layer egg with a coat of paint, ill let you know how it works.....

You picked a good nicname for yourself........... let's see - the last time there was a fire with foam (and or other materials that aren't fire treated for wall assemblies) only a few more than 100 people died........

I wonder what the death count will be if a fire beaks out in your place?

PEOPLE........ egg crates don't work worth the investment - but they sure burn like hell........ same thing with untreated foams. Same thing with carpet (other than Berber carpet) when applied to things other than floors.

Treatments made for installation as a surface finish cost more than crap because they are made to do the job...... that includes things like not supporting combustion.........

The long and the short of it is that there is nothing cheaper than products made for the job.......... not any that work and keep you alive anyway.......

Oh - by the way - just for the record........ fiberglass is NOT a carcinogen.... read and be safe:

http://recording.org/postt21013.html

Rod
 
knightfly said:
Can't believe all the guessing about egg cartons when this has been there for several years -

http://www.acousticsfirst.com/docs/egg.PDF

It's not that they don't absorb anything, it's more that you can't compensate for the peaky response, they rattle if you don't put something soft under them, and they're not fireproof. And they DEFINITELY don't soundproof ANYTHING, any more than any other absorbent does. For that, you need a mass-air-mass barrier, anything else is inefficient use of materials... Steve
I was just reading a article in October's EQ magazine about the myths of Egg Crates. I suggest anyone thinking of using this method should read this October edition of EQ Magazine. They list a few informational sites and one of them happens to be the one Knightfly has listed. Very good article with a great panel of experts to chime in about the MYTH. (IT Doesnt work)

Egg Crates were designed for.......holding eggs and nothing else.
 
Blue Bear Sound said:
...(something people around here know I never do!!! ;) )

Egg cartons do ABSOLUTELY NOTHING!!!!


:p


Bruce

Yes they only work if you leave the eggs in them
 
I was pinning coffee trays to the cieling for a while. It does change the sound in the room AFAICT, it sounded worse than it did before, which isn't easy since they were covering drywall.

Most of them are down now.
 
Egg Cartons and Egg Crate Foam

Who would have thought that the whole egg carton thing could get more confused than it already was!

Egg Cartons are made of cardboard and Egg Crate Foam, is of course foam!

Egg Cartons

Egg cartons used to be used sometimes in old pirate radio studios and the like. This was never, ever, ever intended to provide soundproofing, as people suggest, it was also not intended to be a sound deadening material. Egg cartons were only used originally as a means of diffusion. The shape of the cartons being the kind of shape that made reverberations bounce around in lots of new and interesting ways. They were used topically as a means of treatment but not as a means of sound proofing or deadening. You could use a bookshelf with random sized books on it for a similar or probably better effect. However, I guess if you are in a pirate radio studio, you might not want to lose all your books and bookshelf when the police break in. Egg cartons were really low end desperate acoustic treatment at best, and yes they do burn rather well on the whole.

Egg Crate Foam

AFAIK this comes in two kinds! Firstly Egg Crate packaging foam, which is very very thin stuff but often comes in nice colours and looks really cool! It's mostly useful for making your studio look like a "real" studio for people who don't know better. It's a bit like Egg Cartons only it probably provides less diffusion and when burnt also gives off interesting noxious fumes and dark gasses. People like it because it looks a little like the foam you can buy for acoustic treatment.

Then there is the other kind, the kind they use to make beds. I would strongly assume this stuff would be fire treated if it is what people say it is, as at least in this country it would be illegal otherwise. However it tends to still be a bit on the thin side. You could double it up and it might have some effect in the same way that any soft furnishings in your room might have some effect, it might have a similar effect to some nice cushions. This will deaden the reverberation a bit, as would curtains. It will do virtually nothing whatsoever for sound proofing however. I would suggest you shouldn't attempt to paint, it even tho it tends to come in a rather naff yellow colour. Maybe you could dye it or something if it offends you greatly.

My suggestion would be to make some nice cushions for your padded cell, over and above any of the above.

love

Freya
 
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