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You mention that you are a user of ZPlan. In messing around with ZPlan I have found that if you put 15 feet as the final stop ZPlan will give you two stops at 25 feet. This is a bug that I have not seen mentioned on this list before. I thought you would like to know. Good Diving, Bye George > -----Original Message----- > From: Scubagator@ao*.co* [mailto:Scubagator@ao*.co*] > Sent: Monday, September 28, 1998 4:57 PM > To: s_lindblom@co*.co* > Cc: techdiver@aquanaut.com > Subject: Re: Trimix question > > > In a message dated 9/28/98 4:28:15 PM Eastern Daylight Time, > s_lindblom@co*.co* writes: > > > If one were going to use trimix in the deep rec/lite tec range, as many > > have been advocating here, for moderate exposures, , say, > 100-160', 20-40 > > minute bottom, and wanted to have a fairly standard mix to use > rather than > > doing a different mix for every dive, what would one use? > > > > - 17/17 poor man's trimix aka heliair > > - Cobb's 20/20 > > - a nitrox-style hyperoxic trimix, say, 28/30 or thereabouts > > - a real trimix, say 17/30 > > - other ?? > > > > How would one plan the dive: > > - available tables (which?) > > - Cobb's 20/20 tables (which don't exist yet?) > > - custom computer-generated tables for each dive > > - air/nitrox tables or computers, and ignore the He. > > - other? > > > > I have no opinion or agenda here, just curious about how ready > trimix is > > for use by the non-hardcore-techie. > > We just started getting into the Trimix scene...and have hammered out the > following as our initial dive... > > We do a 16/50 first mix....yes that is a high HE mix, but, it gives us a > decent Air toppable mix, and the deco we incur as a result of the > less then > optimum PO2 has proven to be negligible (2-3minutes at 20'). We > use if for > dives in the 200-220 range, and then the air top gives us a > decent mix for the > 160-180 range. It also keeps my PO2 w/in some really safe ranges.... > > This way we also get some good use out of our HE bottles...the > idea came from > a post that G. Irivine had posted. > > I have almost gone exclusively to ZPlan...we run the profiles on > 2-3 different > programs we have Decom Abyss between my dive buddies. Zplan is > simple, and > gives the output in an easy to read, easy to print and laminate > format...and > none of us have been bent yet...:-) > > Just my .02...I'm sure others have different methods. > > Sean Cary > -- > Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. > Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'. > -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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