JRC JMA-3300 Series, Instruction Manual, Page: 162 / 298

Chapter 2 OPERATIONS
2.14 FUNCTION KEY SETTINGS
2-116
Bonden: Use this mode when rain/snow clutter which cannot to be
suppressed is strong, such as a lot of floats of fixed net around the
ship.
Rain: Use this mode when sea clutter is not strong but rain/snow clutter
is strong. (Importance is attached to rain/snow clutter suppression,
and sensitivity slightly lowers.)
US River: Use this mode when adjusting the functions mainly suitable for
rivers in the United States.
Use this mode to reduce sea clutter returns (less effective than EU
river setting).
Long: Use this mode to detect small targets at relatively long distance in
the open sea.
EU River: Use this mode when adjusting the functions mainly suitable for
rivers in Europe.
Use this mode to reduce sea clutter returns.
User1: General mode used when the nine modes above are not
applicable.
User2: General mode used when the nine modes above are not
applicable.
z
IR (Interference rejection)
Operate the same way for the interference rejection settings in the menu.
For details of operations, see Section "
š
Setting Radar Interference Rejection" of "2.9
RADAR ECHO SETTINGS".
z
Process
Operate the same way for the process settings in the menu.
For details of operations, see Section "
š
Process" of "2.9 RADAR ECHO SETTINGS".
z
Target Enhance
Operate the same way for the target enhance settings in the menu.
For details of operations, see Section "
š
Setting for Enhancing Targets" of "2.9 RADAR
ECHO SETTINGS".