Chapter 7: Using the Radar (Analog) 163
Using the enhance echoes softkey functions
You can improve visibility with the enhance echoes softkey function. Select the
enhanced echoes softkey from an active radar window to access it’s functions.
Interference Rejection
ON
The interference rejection function, which is normally left switched on, automatically
reduces any close by radar interference when two radar equipped vessels are
operating within range of each other (see
page 153
).
OFF
If you wish to detect the presence of other
radars in the vicinity turn INT. REJECT to
OFF.
Expansion
The expansion function allows you to either override the pulse length or to give larger
returns so targets are easier to see:
Overriding the pulse length
To override the pulse length:
1. Select ENHANCED ECHOS softkey
2. Select EXPANSION softkey
3. Set the magnification level for target expansion to HIGH:
For Larger returns
To alter the processing to give larger returns:
1. Select ENHANCED ECHOS softkey
2. Select EXPANSION softkey
D10667
D10666_1
ENHANCE
ECHOES...
INT REJECT
ON OFF
D8416_1
81244_4.book Page 163 Thursday, January 31, 2008 1:53 PM
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