Why speaker cabinets made with chipboard.

[Carl Meyer]

Unless it is lumber core, plywood may have voids in the internal plies and a chunk of wood remaining can buzz in there and you can't repair it.  That's why ordinary plywood shouldn't be used for speakers or pianos.  

Carl Meyer  Assoc. PTG
Santa Clara, California
cmpiano@attbi.com 

----- Original Message ----- 
From: "gordon stelter" <lclgcnp@yahoo.com>
To: "Pianotech" <pianotech@ptg.org>
Sent: Sunday, February 16, 2003 5:46 AM
Subject: Why speaker cabinets made with chipboard.


> 
> > In this country, most speaker cabinets are made with
> > an MDF core, though I'm
> > told there are some notable exceptions.
> 
>  I think they're made with that because "pressboard'
> of any type will not have a specific resonance.
>      Thump
> > 
> > Del
> > 
> > 
> > ----- Original Message -----
> > From: "Don" <pianotuna@accesscomm.ca>
> > To: "Pianotech" <pianotech@ptg.org>
> > Sent: February 15, 2003 10:48 PM
> > Subject: Re: Wood
> > 
> > 
> > > Hi Del,
> > >
> > > MP3 otherwise know as particle board.
> > >
> > > At 05:19 PM 2/15/2003 -0800, you wrote:
> > > >
> > > >----- Original Message -----
> > > >> wondered why they dont use ply for this... Or
> > perhaps MP3... that
> > highly
> > > >> compressed stuff they use for speakers often
> > these days.
> > > >
> > > >MP3?
> > > >
> > > >Del
> > > >
> > > >_______________________________________________
> > > >pianotech list info:
> > https://www.moypiano.com/resources/#archives
> > > >
> > > >
> > >
> > > Regards,
> > > Don Rose, B.Mus., A.M.U.S., A.MUS., R.M.T., R.P.T.
> > >
> > > mailto:pianotuna@accesscomm.ca
> > > http://us.geocities.com/drpt1948/
> > >
> > > 3004 Grant Rd.
> > > REGINA, SK
> > > S4S 5G7
> > > 306-352-3620 or 1-888-29t-uner
> > > _______________________________________________
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> > 
> > _______________________________________________
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> https://www.moypiano.com/resources/#archives
> 
> 
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