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Spectra Precision Survey Pro v4.5 Ranger User Manual User Manual

Page 299

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GPS Module

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zone Oregon North 3601. The default geoid is Geoid99, but

you can also select Geoid03, or EGM96.

• Tap Finish to set the coordinate system. Because you selected

a new coordinate system, the Adjust with Projection wizard

will run. In our example, our imported ASCII points have
only plane locations, so no job points will be updated. Tap

Next> and you will see a message that no job points would be

changed by the adjustment. You can review the report
anyway, or just tap Apply to finish setting the coordinate
system.

4. Set the base and rover.

• Select Set New Base>, ‘connect’ to the Demo Mode base

receiver. Enter ‘new’ for the name of the base point and tap

Next> to start the survey from an autonomous position. Tap
Set to set the base and configure the base reference position

in Survey Pro.

• Tap Set Rover> to set the rover

5. Solve the mapping plane localization adjustment.

• Tap Collect Control> to open the Control Points screen.

• Occupy point 54 as control. You will then be prompted that

you have enough to solve the adjustment. It is always
recommended that you get at least one additional control

point. In this example, choose to collect more control, and

occupy CHAP as a GPS control point.

• Tap Projection and Solve Localization… to open the Solve

Localization screen. Tap Clear All, then select point 54 as the
only horizontal and vertical control point.

• Tap Solve> and view the misclosures. You could then choose

to include some of these points in the adjustment and hit

Solve> to compute new parameters. In our example,

everything is perfect, so you will tap Next> and Accept to
solve the adjustment with just one control point.

• The Adjust with Projection wizard shows us the update to the

autonomous base position. Tap Apply to update the job