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Date: Tue, 3 Sep 1996 13:45:16 -0400 (EDT)
From: John Todd <afn48281@af*.or*>
To: gmii@in*.co*
cc: trimix <trimix@ri*.sa*.ne*>, techdiver@terra.net, cavers@ge*.co*
Subject: Re: Q.T. on the U.T. Rebreather - Fraud by any other name
   anyone who ever ran windows 3.1 should be able to tell you that computers
crash fairly often.as a result i dont want to trust my life to a computer
system. - jt


On Mon, 2 Sep 1996 gmii@in*.co* wrote:

> 
>    In reading this account of another electronic rebreather nightmare I am 
> amazed at the sheer stupidity and arrogance of the "tech" "engineers"  who
come 
> up with this crap. Clearly anything in the breathing loop of any rebreather
is 
> by definition at the same number of atmospheres as the diver - obviously
whoever 
> designed this is one dumb fuck.
> 
>    For you dumb fucks out there, that means that the chips are compressed,
the 
> batteries are compressed, and the besides the obvious chance to short circuit
as 
> they are squeezed, some components, like dry cell nicads, can not tollerate 
> compression. It is no wonder , however, that the same crowd that went for
square 
> lights fell for this bogocity.
> 
>     Most computer chips are hermeticly sealed, which means that they may
retain 
> compression in their voids and explode when the pressure is lowered. I do not 
> know much about rebreathers or computers, but I think NOVRAM chips have their 
> own batteries, so that means the chip and the battery are being compromised. 
> 
>     Trying to encase this crap in gell would not alleveiate any of these 
> problems, and would add the problem of water wicking down the wires and
causing 
> the endless electonic mystery. 
> 
>   Just like most dive equipment, these devices are clearly created by people
who 
> do not actually dive for people who need a magic carpet, and the only
commercial 
> use for a piece of shit like what is described here is for instructors to
teach 
> wannabees and strokes yet one more merrit badge specialty.
> 
>     But, what else is new? - G
> 
> 
>   
> 
> 
> 

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