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Spectra Precision Survey Pro v4.5 Recon and Nomad Reference Manual User Manual

Page 108

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Survey Pro Reference Manual

R-100

Settings for Thales (Ashtech) Receivers

// reference Z family documentation available at:

ftp://ftp.thalesnavigation.com/Reference%20Manuals/Z-Xtreme/Z
family.pdf

Canopy

: is where you set a parameter to describe the multi-path

environment. This command is relevant for ROVER mode or RVP.

Choices are:

• Open

Sky

(default)

• Under

Canopy

(forest, urban canyon)

Confidence Level

: is where you set the confidence level for

ambiguity fixing. The values here are the statistical confidence level

in percent. The higher the confidence level, the more certainty that

the ambiguities are fixed correctly, but the longer it will take to fix
them. The choices are:

• 99.0%

• 99.9%

Settings for Topcon (Javad) Receivers

// reference GPS Receiver Interface Language (GRIL) documentation

v 2.3 available at

http://www.topcongps.com/support/manuals.html#gril

Co Op Tracking

: is where you set the ‘common loops’ mode of the

receiver. For more information on ‘common loops’ mode, see

http://www.topcongps.com/images/coop_tracking.pdf

.

There are two

choices:

• Off

• On

Multi Path Reduction

: is where you set to use C/A code phase

multipath and C/A carrier phase multipath reduction. This feature is

only applicable if your receiver has the “_MRP” option enabled. There
are two choices:

• Off

• On