On Jan 8, 9:31 pm, Wayne.B wrote:
On Tue, 8 Jan 2008 16:41:17 -0800 (PST), vzett
wrote:

Real-time tracking is
available with GooPs GPS to Google Earth software, and a low-cost USB
GPS. The entire set-up, less laptop, is only $160 including a USB GPS
unit.

Interesting. Exactly what software components and options are needed?

Is there documentation on how to pull down the Google Earth data?

Here's a write-up on managing the Google Earth cache:
http://earthnc.com/forum?forum=5&topic=2&page=1

- Virgil