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Base & Rover – GPS+GLONASS (GG) at one end, GPS-only at the other? Recent tests conducted by SCCS have proven that using a GPS-only Base (500/900/1200/Viva) and a ‘GG’ Rover in a PDL Base-&-Rover combination act to worsen the estimated position. Because the GLONASS observations are uncorrected (seen at the rover only) they serve to degrade the corrected GPS position...

GLONASS – is it worth it? Having a GLONASS-enabled SmartRover has major benefits to an RTK solution. Although 5 GPS satellites are needed to initialise the RTK fix, thereafter GLONASS satellites help to ‘retain’ said initialisation, under a canopy of site obstructions and reduced visibility. In order to determine a position in GPS-only mode the receiver must track a minimum...

TCR705 data download – Easting & Northing are 0! If you have ever downloaded 700 data, and found your E/N’s as zero, fear not. Simply follow these notes to check and if necessary change your export settings. .

FlexLines data download – good to go with LGO! FlexLines series instruments (TS02/06/09) are supplied with FlexOffice, a reduced version of LGO. However, if FlexOffice has not been installed, data can still be up/downloaded from the instruments using LGO and ‘Data Exchange Manager’. Simply set the instrument type as “TPS800”, match up the baud rates and LGO will accept FlexLines...

Windows 7 and LGO – the missing piece For years, Coordinate Editor has been the main stay program for making GSI files, the Leica standard file type. 700’s, 800’s, 1100’s; they all require .gsi’s. But for those upgrading to Windows Vista or W7, Coordinate Editor is no longer supported. No more copy & paste into CrdEditor! Now, spreadsheet data such...