South Border Monumenthere's one on the southern border, east of Douglas, Az - looking south.

we would drop a plumb bob down 3-4 feet from the rod sticking up out of the manhole, measure the offset to the sloping 25' rod, and calc the angle. th...

In the mid-west - one more vote for Tom Bryant - great source of all things Trimble and surveying.

thanks - what is the difference between a multi-track prism and an active prism?we have the 360 degree pole prism as well as the backsight prism with ...

"with" and "along"a tie to the POB would be helpful - to a referenced monument of some type. Bearings on the lines, with a basis of bearing clearly st...

Pat,I'm not sure I follow where you found the 99 degree info. I just checked the website, and the specs for the radio say 149 degrees. We have had les...

from our experiences, it seems that when we get true "network solutions", the precision is pretty comparable to setting up our own base, and in these ...

thank you very much for the speedy reply!seems the 66656 is the same as the CA-1371-10 - different builders.perfect.thanks again.

Rod Truck Mountwe have a Seco magnetic roof mount - works well; we also have 2 of the B&B Outrigger poles:like them even more than the mag mount.(...

fwiw - I sent a TSC2 out to Gulf Instrument Service after seeing their ads - they did a fast job, and had it back to me in just over a week for well u...

good to know - I'll check to see if one has a higher operating temperature.thank you all.

We have a 36v Dewalt, DC901 - works good in pavement, but burned it out drilling 3/4" holes in concrete. we ended up rentaing a gas drill. I can get t...

We plan on keeping the mi-fi jetpack with the rover and data collector on the pole - is the external antenna still necessary? thanks - I think the new...