I have always considered myself to be a survey engineer. The vast majority of the work I do is engineering surveys. I have a Bachelor of Science in Ci...

The coordinates are slightly different because they are separate solutions. One would think they should be the exact same horizontal coordinate (assum...

I keep all the data that I collect or create. Backed up to DVD's currently. A lot of the early GPS data I collected (late 80's-early to mid 90's) is o...

Just using a text editor (I use UltraEdit). Sometimes there are less than 4 (or 5, or 6) SV's in the first couple of epochs. You can simply use the ed...

I am not going to be like Paul and belittle the use of precise ephemerides. I always use the precise for final processing, but usually the rapid versi...

I load all of my obs into an access database, then I can edit things like station name, HI, HT, prism offsets, etc. Works great. But, it took me a lon...

I have that cable (hirose to 9 pin RS-232 serial), and also two cables with the hirose connector at one end and large lemo 5 pin connectors at the oth...

Dave: I often work the way you do, jumping around. That is why I do not use TBC for adjustments, it often can't figure things out even though it is al...

I think that is what I have. i will check and let you know.

Larry: try swisstek (www.swisstek.com).

Thanks for the link, Professor Mugnier. You would think the NGA would have a faster internet connection, it is extremely slow.

Hey, where is your PFD?Here is some video of that job...Cheat River Survey

Metric...1 km sections...1000 m on a side...100 hectares in a section...1/4 section=25 hectares...10000 sq meters in a hectare (100 m X 100 m)nah, I t...

That is doing a transformation from ITRF08 to NAD83. Trimble should change that name to avoid confusion, in my opinion. I have heard of a few differen...