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http://www.nwls.com/list-archive/reademail.asp?id=62872 At 06:02 PM 5/2/2000 -0800, Case E. Harris wrote: >Karl- I'm copying my reply to techdiver with a new subject in hopes that it >will remain in the archives. My idea is that instead of answering this same >question 9 or 10 times a year, I can simply refer people to the archives. I >hope my experiences will be enough to scare someone else away from certain >pieces of equipment. Save some lives.... save some new divers some money.... >very noble cause if I don't say so myself! > >Karl Russell wrote: > > Since I am new to cave diving and really want to learn (if I have the >wrong > > equipment I'll just sell it to an OW diver for whatever it'll bring and >get > > the right stuff), please tell me very simply and slowly exactly why you've > > found the Nemesis II to be "useless." > >I've watched 2 tank units implode at 190 and 240 fsw. >I've seen 3 wrist units flood the battery compartment on reef dives in no >more than 30 fsw. >I've HAD 1 wrist unit flood the battery compartment on a reef dive in no >more than 30 fsw. >I've had a tank unit quit transmitting with fresh batteries after 3 minutes >at 65 fsw. >I've seen 7 units (3 Nemesis series, and 4 Commander series) give screwed up >deco info (i.e.: 20 minutes at 200 feet call for first stop at 190 for 1 >minute...once 190 for 1 is completed, it adds MORE deco time with each stop >completed!?!?) >I've had 2 units (1 Nemesis II EANx and 1 Nemesis IIa EANx) do the same as >above (faulty deco) to me personally. >I've had countless encounters with Nemesis units that did not take >programming even after verification.... thus leading to faulty deco >information... wrong gases, trigger depths, etc... >Let's not even mention the times (at least 10) in which I've had Commander >and Nemesis units simply go dead (blank)...even with fresh batteries. >Oh, and don't forget Cochran Tech Support's answer to the problem of fresh >batteries not working.... "You've gotta take a razor blade and scrape the >battery tester off the side of Energizer or Duracell batteries...." What's >up with that?!?!?! > >Every time I've had problems, the units go back to Cochran for service. >Granted, I've never had to pay for repairs... at least they take care of it >for free. But simply giving me a new tank unit or wrist unit and telling me >they don't know what went wrong just isn't good enough. Why should I trust >my life to something that the designers can't even figure out? > >You ask why I call them "useless?" Try using them to dive mix. If I can get >a depth gauge and timer (Casio G-Shock watch works great.... and the light >works in a pinch.... great for seeing students during blackout drills) for >under $100, why would I spend 10 times that on a computer that gets bent >when I dive mix? > >Simple and slow enough? > >Happy diving! > >Case Harris >diveman@cy*.co* > >-- >Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. >Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'. ---------------------------------- Kevin Connell <kevin@nw*.co*> NW Labor Systems, Inc http://www.nwls.com *I* moved your cheese. ---------------------------------- -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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