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Thanks Jens. I will look into this for sure. David Bartsch > Date: Sat, 4 Jul 2009 15:15:06 +0200 > Subject: Re: [PSUBS-MAILIST] Sonar Baffling Material > From: laland@artematrix.org > To: personal_submersibles@psubs.org > > David > > The material used for decades when building hydrophones and transducers is > called "corprene". And the reason for it's use is that cork just happens > to have the same acoustic impedance as seawater. > > Way back, I questioned the list if anyone knew what corprene was, and > where to get it - since the word was new to me at the time - but I got no > answer. > > However, I now assume the word to be a brand name for something like those > corky gasket sheets (fragments of cork bonded in a rubber) you get at the > local garage. > > So I guess you could use that gasket material, David. > > Best regards, > Jens Laland > > > ** Anyone have any idea? I was concidering using simple styrofoam as an > ** inexpensive sonar baffling for reletively shallow operations. How far > ** down should this be good for without changing shape upon returning > ** topside? > ** > David > ** Bartsch > > > > > > ************************************************************************ > ************************************************************************ > ************************************************************************ > The personal submersibles mailing list complies with the US Federal > CAN-SPAM Act of 2003. Your email address appears in our database > because either you, or someone you know, requested you receive messages > from our organization. > > If you want to be removed from this mailing list simply click on the > link below or send a blank email message to: > removeme-personal_submersibles@psubs.org > > Removal of your email address from this mailing list occurs by an > automated process and should be complete within five minutes of > our server receiving your request. > > PSUBS.ORG > PO Box 53 > Weare, NH 03281 > 603-529-1100 > ************************************************************************ > ************************************************************************ > ************************************************************************ > Lauren found her dream laptop. Find the PC that’s right for you. |