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Jens, Please explain further as this watch would be difficult to read on my wrist or in very low light levels. I do not feel that any body of water in this State is deeper than 40 feet so this would work out great. David Bartsch > Date: Sun, 7 Sep 2008 09:58:37 +0200 > Subject: RE: [PSUBS-MAILIST] bubble pressure > From: laland@artematrix.org > To: personal_submersibles@psubs.org > > David > > If you don't plan to go much deeper than 80 ft, you could make your own > hydraulic precision depth gage (Papenberger) like the one in german built > submarines for use around periscope depth. It should work perfectly in an > ambient sub. > > regards, > jens > > ** David, > ** > ** I keep saying this (basic physics) the air bubble is at ambient > ** pressure.same as the water. Be careful though as most watches with depth > ** gage capabilities are water activated, they will not continually work in > ** the > ** air bubble. Better to just get a plain diver's oil filled depth gage. > ** > ** R/Jay > ** > ** > ** > ** Jay K. Jeffries > ** > ** Andros Is., Bahamas > ** > ** > ** A skimmer afloat is but a submarine, so poorly built it will not plunge. > ** > ** > ** > ** > ** > ** > ** > ** From: owner-personal_submersibles@psubs.org > ** [mailto:owner-personal_submersibles@psubs.org] On Behalf Of David Bartsch > ** Sent: Saturday, September 06, 2008 7:50 PM > ** To: personal_submersibles@psubs.org > ** Subject: [PSUBS-MAILIST] bubble pressure > ** > ** > ** > ** To all > ** > ** If I use a watch style depth sensor, will the depth displayed in an > ** ambient submarine be accurate in that this "bubble" is holdin up the dead > ** weight of this submarine? > ** > ** > ** David Bartsch > ** > ** _____ > ** > ** Want to do more with Windows Live? Learn "10 hidden secrets" from Jamie. > ** Learn Now > ** > <http://windowslive.com/connect/post/jamiethomson.spaces.live.com-Blog-cns!5 > ** 50F681DAD532637!5295.entry?ocid=TXT_TAGLM_WL_domore_092008> > ** > ** > > > > > > ************************************************************************ > ************************************************************************ > ************************************************************************ > 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 > ************************************************************************ > ************************************************************************ > ************************************************************************ > Want to do more with Windows Live? Learn “10 hidden secrets” from Jamie. Learn Now |