2.2
General
AX1201/AX1202 GG
SmartAntenna
Antenna Heights
Mechanical Reference Planes, 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 is shown for each GPS1200 antenna.
a
GPS12_028
a
GPS12_154
a) The mechanical reference plane is the under-
side of the threaded metal insert.
a) The mechanical reference plane is the under-
side of the threaded metal insert.
GPS1200
93