The Mechanical Reference Plane, Mrp - Leica GS09 User Manual

GS09, Using the GS09 Antenna
3.2
Description
MRP for GS09
antenna

The Mechanical Reference Plane, MRP

The Mechanical Reference Plane:
• is where the antenna heights are measured to.
• is where the phase centre variations refer to.
• varies for different antennas.
The MRP for the GS09 antenna is shown in the diagram.
GS09_009
a
a) The mechanical reference plane is
the underside of the threaded metal
insert.
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