Just A. Surveyor, post: 437760, member: 12855 wrote: What kind of evil person would throw a working Wild level away. I'd love to have an old Ni2.Half ...
Gene Kooper, post: 437730, member: 9850 wrote: Way back when in the 1970s I worked for a company that did a lot of photogrammetry work. We tried to ha...
Lee gives a very good summary. RTK and PPK can give very good results, but sometimes significant errors can creep in and the stats don't identify this...
Just to add an exam,ple to my earlier post, showing when the UAV saved the day.We had a small job, a couple of hundred yards square, which we intended...
Frank Willis, post: 436182, member: 472 wrote: Would I use a drone and say only 4 control points to shoot the volume of a quarry or stockpile or a top...
You are now the proud owner of 6 potential long range permanent reference marks! If you ever have a site where you need longish range permanent refere...
andrewm, post: 436145, member: 10888 wrote: I haven't tested it around vegetation yet, but that's my next test. But if you can't visually see bare gro...
leegreen, post: 435742, member: 2332 wrote: You could get same results, and in less time with:Single grid Nadir flight at 200ft,A single grid with aro...
I had one once (using the UK meaning of Bench Mark as height, rather than position) where a number of surveys in an area conflicted. On investigation ...
Reflectorless should be able to get a reasonable number of random positions - doesn't actually matter where they are since they are just check points....
Example from yesterday afternoon. A guy who retired some while ago from the Local Authority phones me up and asks if I could carry out a survey for a ...
No, it happens everywhere judging by the number of Engineering consultants who place their datum mark on the structure they are monitoring and then wo...
paden cash, post: 431269, member: 20 wrote: So true. It's difficult to find the lowest point with multiple setups also. It takes a trained eye to see ...
paden cash, post: 431173, member: 20 wrote: I'm not sure kind of project you're working on, but all power-power crossings I locate for my power compan...
Larry Scott, post: 431187, member: 8766 wrote: Intersecting 2 HA at the low point can be a problem.Position the insulators on the poles by intersectio...
Lee D, post: 430783, member: 7971 wrote: I had a training flight just last week where I practiced aborting a landing at 60' - about as low as you'd wa...
Bob, what's the serial number of the machine?
Lee D, post: 423183, member: 7971 wrote: We do our training flights at a farm that's about 2 miles from a small local airport with no tower, and we mo...
Check MENU 6.2. As I recall that enables you to enter the prism offset when using the RMT target, rather than the RPU. I would guess that it also sign...
The most logical explanation I have seen is that the rods are just "balance indicators". When you walk you don't normally fall over (not before openin...