Mark Mayer, post: 412443, member: 424 wrote: If you google "Topcon Link" you will score. Be prepared to surrender all your personal information (or at...

leegreen, post: 412437, member: 2332 wrote: For a Windows GUI , non DOS, you can use Topcon Link. Not being a topcon guy, where do I download that? ...

Mark Mayer, post: 412413, member: 424 wrote: TPS2RIN.exe attached, after unzipping. Why in the world Topcon doesn't have something more user friendly...

Thanks. The tps2rin that I found on hayeshelp is command line. Wasn't expecting that. And there's a lot people these days that haven't ever typed in "...

Thanx. Seems good.

MightyMoe, post: 407144, member: 700 wrote: I wouldn't expect to see anything at all, I can't see how this could mess with a GPS receiver. Leap secon...

Not a usgs quad, from a national atlas. Note: 0å¡ Longitude is the USNO. Circa 1820. Which justifies the location of Four Corners. No such thing as an...

Does the axle have ball bearings? Looking at pic I'm not sure. Polished and boxed it looks laboratory grade.

Eye piece filter, trailing edge, v Roelofs. Don't see a return on the investment. Roelofs prisms are expensive. And hard to find. And don't discount p...

rfc, post: 409418, member: 8882 wrote: If the OP ends up using Static GPS in his network, and he's also going to tie into (but allow to float as you s...

rfc, post: 409371, member: 8882 wrote: Time out please, for a newbie question: If these new control points are created using "modern GPS", does an inv...

MightyMoe, post: 409257, member: 700 wrote: .999764...... scale factor indicates a site at elevation or there is a large grid value.Call it .23 in 100...

Bill93, post: 409253, member: 87 wrote: So you are building a bridge. Are the bridge plans in ground distances? The talk about scale factors is scar...

Be very mindful of grid distances versus ground distances. Mix that up, and good looks bad, and vice versa.

mrewenmacdonald, post: 409235, member: 11707 wrote: This brings up a different problem. with a scale factor like they have provided me: 0.99976456 pro...

Last time I saw a spec like that it was a dam subsidence survey.

Bill93, post: 409177, member: 87 wrote: What is the specified accuracy for placing the new control system relative to the old one? I was assuming tha...

Anyway you slice it: distance and tribrachs is the whole enchilada. I'd use 2 instruments (T1, T16) set 90å¡ apart and 8 ft away from a target setup. ...

I'd be interested to know how many man hrs you bid. By your question you're not sure what it takes to achieve 4 ppm work. So, 4 ppm man hrs might catc...