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barnaclephill
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Reged: 06/11/2006
Posts: 86
Loc: gippsland 38S, 148E
Re: Log?
      16/05/2008 08:20

A GPS is much cheaper, and comes in handy in other ways also. Although it measures speed only over the ground, if you reverse your track (direction) and average the 2 results, the speed would be that of the boat through the water.

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je peux un peu

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Entire topic
Subject Posted by Posted on
* Log? havent_a_clue 15/05/2008 13:15
. * * Re: Log? john_morris_uk   16/05/2008 10:31
. * * Re: Log? Evadne   16/05/2008 14:09
. * * Re: Log? john_morris_uk   16/05/2008 16:38
. * * Re: Log? Eeyore   15/05/2008 16:02
. * * Re: Log? Tranona   15/05/2008 16:20
. * * Re: Log? barnaclephill   16/05/2008 08:20
. * * Re: Log? dnickj   15/05/2008 14:50
. * * Re: Log? Gordonmc   15/05/2008 14:23
. * * Re: Log? AvastMark   15/05/2008 13:27
. * * Re: Log? havent_a_clue   15/05/2008 13:42
. * * Re: Log? AvastMark   15/05/2008 14:01
. * * Re: Log? Evadne   15/05/2008 13:46

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