This is more of what I have in mind ... but instead of a private yacht it could built as a submarine tender to resupply the boats after a war breaks out.
No time for returning to port ... no satellites left.
Just trying to think ahead ... stealth mast and fiberglass hull makes her hard to locate.
Don't be afraid ... be ready I always say:
http://www.lowtechmagazine.com/2009/...d-control.html