Reference Manual Owner manual
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 










