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Hmmmm, seem to have touched a nerve with you Al.Whats your problem .Whats with the racist shit?Situational awareness? Be aware of this, if you were standing in front of me, I`d rip you a new one, sharpish.Hows that for awareness?AAS? Are you for real?No wonder George gets pissed with you guys! At 00:20 16/08/00 -0400, you wrote: >Jack, dont mean to piss you off, but what you are really saying here is that >you are in agreement with both my original statement and TRey's- thanks for >letting us know you are on board with the compass and reel thing. now, do you >irish have flush toliets yet?or do you still rely on the tried and true hole in >the living room floor?< been doing it for hundreds of years now eh?> and the >tutorial is great, perhaps you could go over alternate air source and fin >pivots while you are at it? and maybe situational awareness? > >best, > >Al Marvelli > > >jack wrote: > >> >>orientation? to what? all the other large hunks of >> >metal? >> >>I was always taught < boy scouts, military, then >> >scuba> to take a bearing on >> >>an object in the distance and navigate to it. You >> >just cant do that in three >> >>ft vis, like on the Tiger that night, unless all you >> >intend on doing is >> >>shooting azmiuths especially when the vis is bad in >> >the entire water column< >> >>which does happen> and you cant rise above it. >> >> Al,not wishing to ruffle any feathers here but, G eorge is right (as >> usual). You descend on the wreck(dive site), vis is shit, maybe 3ft/10ft. >> First, orientate yourself and buddy. Take a bearing from compass, lets say >> its 090 degrees, which means you are heading east.Now before the dive you >> already know the lie of the wreck, i.e. east/west, north/south etc.So its >> easy to corellate the reading on compass to true.So you head off on your >> bearing, checking direction as you go, time as well.Return on reciprocal >> bearing, 270 degrees ,adjusting as you return. >> In shit vis you should be reeled off on shot line as well,your compass is >> your back up.Always take a bearing in case your line breaks/gets severed on >> sharp edges. >> Change in bearing should be timed off and return in elapsed time on >> reciprocal bearing to pick up original bearing, allowing for current run >> etc.Guys sail around the world using these gizmos, been doing it for >> hundreds of years now, still works regardless. Best, Jack. > > > > > -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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