On Sat, 28 Jan 2006 18:08:37 GMT, "Roger Long"
wrote:

Come to think of it, do those little GPS units sold to plug into
laptop computers for street maps speak NMEA?

Yes they do, I've been using one for years. The Delorme's are decent
little units with WAAS capability. At one time you could buy them
with a serial port adapter cable but I believe the new ones are USB
only.