On Tue, 29 Jan 2008 18:27:30 -0800 (PST), cognisense
wrote:

One bad motherboard on my E120 brought the entire radar & navigation
system OFF my boat for 8 weeks. I can carry 3 redundant laptops for
less than 1/4 of the cost of the E120 alone.

If you really want an integrated system that you can rely on, take a
look at the Furuno NavNet units. I've had one for over three years
and it has performed flawlessly. The 10 inch displays are
weatherproof, bright, and highly readable - even in direct sunlight.