3.1.7 The Mechanical Reference Plane, MRP
Description
MRP for instrument
Operation
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 instrument is shown in the diagram.
a
a) The mechanical reference plane is
the underside of the instrument.
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