JRC JMR-5425-9X - General Radar Operation; Interference Rejection (IR Function)

5-13 Section 5 Basic Operation of the Radar
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5.4 General Radar Operation
5.4.1 Interference Rejection (IR function)
By setting IR (Interference Rejection) function, Interference by other radars is rejected.
Memo
To observe the radar beacon and the SART signal, IR processing may occasionally suppress
these images, so set IR to Off (interference rejection function OFF).
1 Select an interference rejection effect level from the [IR] (Interference Rejection)
combo box of Radar signal information.
Setting items
Functions and effects
IR Off
Sets the IR function to Off.
IR Low
Sets the IR level to the low level.
IR MID
Sets the IR level to the middle level.
IR High
Sets the IR level to the high level.
[Points on setting]
When a high interference rejection level is selected, the radar’s ability of detecting small targets such
as buoys and small boats is lower.
In general, [IR Low] should be selected.
Radar signal processing setting button