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Date: Thu, 27 Jul 2000 21:10:58 +0900
To: James Dibbs <James.Dibbs@ma*.co*.au*>
From: Jeffrey Swann <swanncruz@ta*.ne*.au*>
Subject: RE: DIR talk vs DIR diving
Cc: <techdiver@aquanaut.com>, <claire@di*.co*>
Is this not a hookah problem?
Jeff the Darwinian.
Did Claire get back to you?

At 15:14 27/07/00 +1000, you wrote:
>     ""   I thought this was the function of any regulator to prevent you
>from getting your tongue sucked into the reg (see 3ft snorkel scenario).
>:-)  Could you clarify this for me? Do you mean that the design is supposed
>to increase the intermediate pressure beyond the water pressure when you
>get past a certain depth (presumably to give better performance at deeper
>depths) or is it something else.  James DIbbs 
>Sydney,Australia  
> 
>    
>-----Original Message----- 
>From: CaptnDale@ao*.co* [mailto:CaptnDale@ao*.co*] 
>Sent: 27 July 2000 7:44 AM 
>To: mjblackmd@ya*.co*; proverud@on*.no* 
>Cc: techdiver@aquanaut.com 
>Subject: Re: DIR talk vs DIR diving  
>  In a message dated 7/26/00 12:24:21 PM Central Daylight Time,  
>mjblackmd@ya*.co* writes:   << Sherwood Maximus or Brute regulators work
>well in icy cold water. 
>   Scubapro regs (all of them) are more 
> prone to free-flow in icy cold, so much so that Mike Zee in Whitefish 
> >>     The Dacor  
>Extreem, on the other hand, is one of the worst designs I have ever seen
for  
>  It is designed to automatically INCREASE INTERMEDIATE PRESSURE  
>    
>As for what Mike Zee allows - I dove with him on his boat last year and
used  
>my usual rig which includes two Scubapro MK14's for my primaries and
Scubapro  
>  BTW, I have never been able to make my Scubapro MK14's  
>freeflow or ice up, nor have I ever seen anyone else freeze one of these  
>regulators.   Good diving, 
>Dale 
>-- 
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