Spectra Precision Survey Pro v4.5 Recon and Nomad Reference Manual - Manual (Page 212)

Survey Pro Reference Manual
R-204
Use Geoid:
is where you choose to use a geoid model with this zone.
When this box is checked, you can select a geoid model from the
dropdown list to use with the coordinate system. When this box is
unchecked, no geoid will be used with the coordinate system. You can
pick a geoid model from the database using the drop down box.
Pick from Database : opens the Select Coordinate System screen
(Page R-204) where you can pick a reference stereographic map
projection zone or a solved localization site from the coordinate
system data base file (.csd).
Reset Projection : initializes a new localization reference
stereographic map projection with the input parameters.
Note: To simply assign a geoid to use with the TDS Localization
coordinate system, which will be set up automatically with your first
base, leave all fields of this screen empty and tap Reset Projection .
The geoid setting will be applied to the coordinate system setup
automatically with your first base setup.
Select Coordinate System
Survey Projection Reset Origin… Pick from Database .
The Select Coordinate System screen is used to pick a
Ground – TDS Localization
mode default zone or solved
localization site from the database file.
This screen is described in detail in the Mapping Plane
mode projection section on Page R-215. The difference
when in Ground – TDS Localization mode is that you can
only select records from the TDS Localization Region
collection.