Makes sense, Jeff, thanks for that. Weird, though that the Trimble run VRSNow does not use that terminology.

I should add a few comments about the project I mentioned. The purpose of the RTK was for horizontal only, since we ran levels for the vertical. I did...

Yes, the regular license level uses a USB dongle

I do two kinds of real time surveys...with my own local base and also using a VRS. When I setup a local base, and keep the distances under 5 km or so,...

Assuming the shaft is more than 3' diameter: Wild ZNL Zenith Plummet at the bottom. Plexiglass panel at the top. Plumb underneath a mark on the plexi...

A related question...point numbering. I setup my workflow to have unique point identifiers for all points except topo ground shots. I use the job numb...

I will be there. I have been to all going back to the first several ones over in coastal California before they moved it to Las Vegas. I sometimes pre...

Thanks for the update, Jeff. I have mentioned to some federal clients that they might want to consider doing upcoming mapping in the new datums, but n...

How are you getting the "<10 cm absolute position"?

The manufacturer should be able to provide a conversion program. Usually free from their website

a few ago there was a fire under a major bridge here in Pittsburgh (City of Bridges). The newspaper quoted the surveyor monitoring the bridge that it ...

1", 1mm +/- 1 ppm

Can't be done. Ridiculous Spec if that is the accracy requested

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