Thanks Everyone For Your Input!Thanks, all! I think I'll go with the X-90.Dave

Loyal,I like! Shiny and pretty and my favorite -- Summer Sale!Dave

AD,I like the 5700, but the antenna for the 4700 comes with a nice ground plane "sombrero". Is the Zephyr antenna comparible, as far as eliminating mu...

Jim,That's one of my thoughts, not worrying about a super-expensive piece of gear getting stolen or hit. Just one reason in favor of the 4700.Dave

Thanks Pdop and Scott. Those are definitely an option.Dave

What is This Thing Called a "Tape Measure"?Steve,Are you suggesting we use an old-fashioned tape measure to check distances? What strange land did you...

Bill,Good sketch and info. Thanks.Dave

George,Yours might be different. Here's mine:Dave

Wendell,I'm glad somebody caught the reference!Dave

SV,1. Best Book for the money:2. The Help Section of C3D has really good Tutorials. Really.3. The best Forum to get fast answers:Dave

John,"It looks like your confusion is caused by the term 'coordinate system'."No, John. My confusion is normal; it's a non-curable, pre-existing condi...

Lee,"Unfortunately there are no short, forum-friendly answers to your questions."I'm amazed at the difficulty involved in learning about surveying tec...

Lee,"What coordinate system do you want your rover to be in?"I wanted to do the topo with a total station, so Ground works best. The whole point of us...

Thanks, Brad. Point manager>>options does indeed look like a place I need to investigate:"The bases station wouldn't be using a geoid since it i...

SSP,That is EXACTLY what I would like to do, but I'm a little short on particulars. How do you make the Rover's coordinate system different than the B...

Yswami,I've never used them, but if memory serves, 0.14 is for daylight shots and 0.20 is for nighttime shots. Why they would be different, I haven't ...

Thanks, Stephen. I think I need to be concerned. It looks like the only option is to switch to a tilting prism when the angle gets steep.Dave