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Various excavators with GPS

928G Boy

Senior Member
Joined
Feb 2, 2007
Messages
274
Location
Winnipeg, Canada
Somewhat ironically, i went to a construction conference thing today and got to bother/pester the trimble salesman 'til i was blue in the face. Very educational. :)
 

JimBruce42

Senior Member
Joined
Jan 15, 2006
Messages
965
Location
Pennsylvania
Occupation
operator
more GPS hoes

This past and next week I'll be runnin an A30c runnin under a 345bLME with GPS... here is a shot I took with my camera phone.:cool2
 

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Mike J

Well-Known Member
Joined
Aug 5, 2006
Messages
61
Location
Pa
Nice pic. What project are you guys working on there? Is it in the Lehigh Valley?
 
Joined
Mar 9, 2007
Messages
415
Location
Joliette,Québec,Canada
Occupation
Student
hey guys,thanks for the pictures.They are nice :eek: Just a question,cat have is "home made" gps system but dos trimble have complicity with komatsu?Because at bauma and other trade shows,komatsu equipments are featured with trimble gps.
 

CascadeScaper

Senior Member
Joined
Feb 27, 2005
Messages
1,162
Location
Lynnwood, WA
Occupation
2nd year Operating Engineer Apprentice
Trimble can be adapted to any excavator as far as I know. I was actually on their website last night looking at dual plane laser recievers for dozers and such. We're thinking about adding high efficiency dual plane automatic grade control to our skid steer via a boxblade or 6 way blade. I imagine GPS systems are just like laser systems, they can be adapted to any machine.
 

richardcatdaddy

Well-Known Member
Joined
May 5, 2007
Messages
61
Location
Versailles,Ky
Occupation
heavy equipment hauler,local
subject

I recently saw a Cat 385 in a rest inTn.,no bucket or boom.But still had its tracks and the cab was pointed down for bridge clearance.No counter weight either.We have a 345 hoe and when I move it I move it whole.Pop er up on the low boy bind and chain down and with a escort away I go.We have a 55 ton balckhawk trailer pulled by a Kenworth tandem axel daycab.60 series Detroit and a standard 10 speed tranny,no jakes.:drinkup
 

JBL

Well-Known Member
Joined
Aug 26, 2006
Messages
93
Location
Missouri
hey guys,thanks for the pictures.They are nice :eek: Just a question,cat have is "home made" gps system but dos trimble have complicity with komatsu?Because at bauma and other trade shows,komatsu equipments are featured with trimble gps.


Hmmmm that is strange. I thought that Topcon and Komatsu were doing a joint venture type deal. That is what there press release said last year.
 

CAT 345BLR

Active Member
Joined
May 14, 2007
Messages
38
Location
Belgium
Occupation
CAT 345 BLR operator
Hello ,

here is a pic of the back of my machine .
 

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MKTEF

Senior Member
Joined
Apr 5, 2007
Messages
1,013
Location
Norway
Occupation
Production manager
Need for a base station.

Need for a base station.
All the base stastion does, is to send out a correction signal by radiocommunication to all systems that listens on the frequency.
When the base station is set up, you have to configure it, that means tell it where it is.(you calculate the correction) This value is then sent out by radio.
The recievers in all the machines use this correction to correct the gps position to a exact position.

So if you get the correction signal or you have a known point you don't realy need a base station with the GPS systems in the machines.:)

That is if the system you are carrying is equiped correct.(rover or you have the handheld programming system at hand in your machine)
With the rover you can go to a known point and lay the exact grid into the system. The system then calculates the correction between the GPS signal and the known point you punched into the computer.(inside in the computer, without receiving it by radio):bash

This calculated correction is her in Norway correct for a radius of 5000 meters. 15 000 feet apr. (That radius differs with the number of satelites you reseive, and where in the world you are. Sattelite coverage)
If you move further away you need a new fixed point, and need to do a new correction calculation inside your system.

In Norway you can pay for correction signals over the cell phone network.
The rover is then connected to a "cell phone" and talks to a database over the phonenetwork, receiving the correction data. :cool:
This means you can be anywhere, have no fixed point and reseve the correction over the cell phone. The database knows where the phone network antennas is located, and thereby the "area" you are in. And then the correction.

The same applyes to the machine unit. If you take the machine to a known point and puts the end of the blade on it, and tells it where it is it will calculate the correction value. This is then valuable inside the 15 000 feet radius.
Of course this technique is not a smart thing, when you have 10-30 machines on the field...
Smarter to put out a base stastion.:drinkup
 

JimBruce42

Senior Member
Joined
Jan 15, 2006
Messages
965
Location
Pennsylvania
Occupation
operator
Nice pic. What project are you guys working on there? Is it in the Lehigh Valley?

That is Chestnut Ridge in Magnolia, DE. We were enlarging a pond by 17,000 yards, digging a few borrow pits, and dug a good 10,000 yards out of a prebench... we finished up today so who knows what is up for next week:beatsme

PullPan- yes that is Greg's hoe, he's still running it, for now anyway. He might be getting a white hat here in a few weeks, but who knows lol.
 
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