Go to advanced search

by white74
Sun Jan 15, 2012 11:25 pm
Forum: Other projects
Topic: Yacht-Computer
Replies: 28
Views: 23727

Re: Yacht-Computer


I was thinking about doing something similar

http://www.raspberrypi.org/for.....er/#p27338

by white74
Mon Jan 09, 2012 8:14 pm
Forum: Other projects
Topic: navigation computer
Replies: 11
Views: 6393

Re: navigation computer

<r>my biggest issue with the smartphone gps is the inaccuracy of the gps and the maps<br/> <br/> using a 50 channel ublox 5H gs 407 chip set<br/> <br/> <URL url="http://www.sparkfun.com/products/9436">http://www.sparkfun.com/products/9436</URL><br/> <br/> solves the gps accuracy issue<br/> <br/> and...
by white74
Sun Jan 08, 2012 10:29 pm
Forum: General discussion
Topic: Battery power
Replies: 68
Views: 21913

Re: Battery power

ldo regulator would be good

i wonder if a 7805 would have enough amps to run main system

powering your usb externally would help as well

using a usb hub and adding a 7805 for each port

most rf usb devices are power hogs
by white74
Sun Jan 08, 2012 10:11 pm
Forum: General discussion
Topic: STICKY: Introduce yourself!
Replies: 3462
Views: 67904

Re: Introduce yourself!

<t>Sorry I got my order of posts mixed up 1st introduce then post oops<br/> <br/> late intro<br/> <br/> I have been working with computers since the early 8086 gen processors<br/> <br/> started on nix based in 92<br/> <br/> currently using deb based os 2.5 kernel compiled from git to support some un...
by white74
Sun Jan 08, 2012 9:20 pm
Forum: Other projects
Topic: navigation computer
Replies: 11
Views: 6393

Re: navigation computer

<t>The concept is to use open source charts / maps as a basis and have the option to switch between land sea or air all updated by by the users so most current information is shown the update would be as simple as a database sync the only issue i see is marine aviation and automotive use different s...
by white74
Fri Jan 06, 2012 9:55 pm
Forum: Other projects
Topic: navigation computer
Replies: 11
Views: 6393

Re: navigation computer

<t>I am thinking of setting up a pi based navigation computer<br/> <br/> online map database user supported<br/> <br/> nmea data with mux / demux<br/> <br/> gps support<br/> <br/> wifi support<br/> <br/> auto update elevation / depth<br/> <br/> perhaps working with Open Street Map and Open CPN<br/> ...

Go to advanced search