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Forum: Navigation

18-12-2010, 20:53

Replies: 174

In Creating a Route on Charts, Do You Use True or Magnetic ?

Views: 29,723

Posted By lordgeoff

GPS combined with Autohelm means the course held...

GPS combined with Autohelm means the course held is much more accurate than any hand steering using the compass can be. Because the GPS and Autohelm are making perhaps 100 adjustments a minute it is...

Forum: Navigation

18-12-2010, 17:16

Replies: 174

In Creating a Route on Charts, Do You Use True or Magnetic ?

Views: 29,723

Posted By lordgeoff

I mentioned a while ago. A box of GPSs and an...

I mentioned a while ago. A box of GPSs and an even bigger box of AA Batteries is the go. If all goes pear shaped on an ocean crossing, turn a GPS on once every couple of hours to get an accurate...

Forum: Navigation

17-12-2010, 23:25

Replies: 174

In Creating a Route on Charts, Do You Use True or Magnetic ?

Views: 29,723

Posted By lordgeoff

Give Jim and Ann a standing ovation. Absolutely...

Give Jim and Ann a standing ovation. Absolutely spot on. Only done 14K myself but that's they way I see it.:flowers:

Forum: Navigation

07-11-2010, 00:50

Replies: 174

In Creating a Route on Charts, Do You Use True or Magnetic ?

Views: 29,723

Posted By lordgeoff

Thanks for that Night Sailor. I haven't any...

Thanks for that Night Sailor. I haven't any navigation qualifications but have done a fair bit of reading and now have a few miles under my belt. I have been using a laptop and nav program called...

Forum: Navigation

27-10-2010, 16:21

Replies: 174

In Creating a Route on Charts, Do You Use True or Magnetic ?

Views: 29,723

Posted By lordgeoff

True. Talking Passages.......GPS and Auto Helm...

True. Talking Passages.......GPS and Auto Helm and compare the actual course achieved with the intended course each hour. Regardless of Magnetic or True the currents are going to vary your course...

Forum: Navigation

24-10-2010, 23:33

Replies: 174

In Creating a Route on Charts, Do You Use True or Magnetic ?

Views: 29,723

Posted By lordgeoff

Oh I also keep my laptop and spare GPSs in the...

Oh I also keep my laptop and spare GPSs in the oven when there is lightening about. I'm told the Faraday Principle should protect them from lightning. The biggest danger is not taking them out before...

Forum: Navigation

24-10-2010, 23:29

Replies: 174

In Creating a Route on Charts, Do You Use True or Magnetic ?

Views: 29,723

Posted By lordgeoff

I am a late commer to navigation and just love...

I am a late commer to navigation and just love the combination of GPS and Autohelm. I double check everything on the paper charts and also pencil in my position on the paper chart. Also I carry a few...

Showing results 1 to 7 of 7

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