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jhframe
jhframe
@jim-frame
Member Founder, Sustainer
Joined: July 1, 2010 10:44 am
Last seen: October 12, 2026 9:30 pm
Topics: 465 / Replies: 7012
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RE: Student's Senior Project

Where in the central valley??ÿ If you're close enough to the areas that are experiencing extreme subsidence, a project that monitors the movement on a...

6 years ago
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RE: Optical plummet tribrach on a Geomax Zoom 90 with laser plummet.

I haven't tried it, but I would expect the fit between alidade and tribrach would be good given the provenance of GeoMax guns.?ÿ You'd lose the abilit...

6 years ago
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RE: GNSS base + rover for sale

Ha!?ÿ That's the last thing I'm going to do -- if I wanted to be a manager I'd still be working for someone else.?ÿ The only reason I ever had employe...

6 years ago
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RE: GNSS base + rover for sale

I doubt that buying all new equipment every year makes sense in any environment, so there has to be something more to it than "spend a lot of money on...

6 years ago
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RE: Speed measurment

The chain abides! ?ÿ

6 years ago
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RE: GNSS base + rover for sale

I've never understood this.?ÿ Let's say you're in a 37% incremental tax bracket (28% federal, 9% state).?ÿ You buy $20,000.00 worth of equipment and y...

6 years ago
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RE: Ashtech/Thales Z-MAX Zxtreme rollover fix

Not an issue for static work.?ÿ No communication between receivers!

6 years ago
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RE: Least Squares over large area without Geoid

There are certainly ways to screw up a Star*Net adjustment without seeing any red flags.?ÿ My favorite is to enter one or more ellipsoid height constr...

6 years ago
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RE: Oh, Hell no. Not with a ten-foot pole

So, how many banks do you own?

6 years ago
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RE: Least Squares over large area without Geoid

Star*Net adjusts on the grid, then calculates LLH.?ÿ That's the reason Star*Net projects are limited to a few hundred km in extent.

6 years ago
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RE: Data Collector Needed

I've never tried one of those converters -- never needed to -- and didn't want to recommend one because I've been told that the USB-to-parallel conver...

6 years ago
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RE: Data Collector Needed

Adding a 9-pin COM port card to a desktop PC is easy and cheap ($25 or so).?ÿ Not so much with a laptop.

6 years ago
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RE: External Base Battery Recommendation

I've been bit by electric fences a dozen or times in my career.?ÿ Most were no big deal, but the time I remember most clearly involved a gate with a c...

6 years ago
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RE: New Horse

To me that suggests that the knobs are connected to rotary encoders rather than mechanically driving the alidade, i.e. they tell the motor(s) to turn ...

6 years ago
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RE: Magnetic Compass Fluid

Your should see my garage right now.?ÿ I bought a bunch of machine tool accessories at an auction, planning to keep one piece that I want (a rotary ta...

6 years ago
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RE: Conservation

It's not the developers who drive up prices; it's the people who want to live there.?ÿ The developers are just responding to market demand.?ÿ They may...

6 years ago
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RE: I Don't Think So

Yes, sorry for not making that explicit.?ÿ In CA it's become a common term, as recent state legislation restricted the ability of local agencies to pr...

6 years ago
Topic
6 years ago
Replies: 23
Views: 1060
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RE: Trimble 5500/5600

I have a Geodimeter 640 that might still have its firmware intact (I haven't used it in a few years).?ÿ If you think its firmware might be useful I'd...

6 years ago
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