Forgive my ignorance, but what is eLORAN? We studied LORAN in our ATPL syllabus, from what i remember it was a network of huge antenna - is this similar?

Horgy

E-Loran info......

http://www.navcen.uscg.gov/eloran/eloran_apps.htm

or do a "Google" ....tons of info

The SiRFstar III chip is indeed impressive.
I'm begining to think GPS is reliable enough to make it the primary navigation model for VFR. When I first learnt to fly in the 60s I dreamed of a Decca navigator or the doppler-driven paper maps on the Trident. Maybe now we've got there.