JRC JMA-3300 Series - Page 22

CONTENTS
xx
2.15 SETTING TT/AIS....................................................................................................................2-120
2.15.1 COLLISION AVOIDANCE..............................................................................................2-120
2.15.2 PREPARATION...............................................................................................................2-123
2.15.3 SETTING TARGET NUMBER DISPLAY......................................................................2-125
2.15.4 SETTING TARGET NUMBER ALLOCATION..............................................................2-126
2.15.5 SETTING AIS ALARM....................................................................................................2-127
2.15.6 SETTING AIS DISPLAY TARGET.................................................................................2-128
2.15.7 SETTING AIS DESTINATION SHIP (DirecTrak
TM
)......................................................2-128
2.15.8 SETTING AIS RETRIEVED VESSEL ...........................................................................2-129
2.15.9 SETTING AIS FILTER....................................................................................................2-130
2.15.10 FILE OPERATION ..........................................................................................................2-130
2.16 SETTING DETECTION LEVELS OF RADAR ALARM .......................................................2-134
2.17 PLOTTER UNIT......................................................................................................................2-135
2.17.1 DISPLAYING WAYPOINT MARKS...............................................................................2-135
2.17.2 SETTING MARK FUNCTIONS......................................................................................2-136
2.17.3 SETTING LINE FUNCTIONS.........................................................................................2-140
2.17.4 DISPLAYING OWN SHIP'S TRACK .............................................................................2-144
2.17.5 FILE OPERATIONS........................................................................................................2-146
2.18 SETTING TIMED TX..............................................................................................................2-153
Chapter 3 TRUE AND FALSE ECHOES ON DISPLAY
........................................................................... 3-1
3.1 RADAR WAVE WITH THE HORIZON.......................................................................................3-1
3.2 REFLECTION FROM TARGET .................................................................................................3-3
3.3 SEA CLUTTER AND RAIN AND SNOW CLUTTER................................................................3-4
3.3.1 SEA CLUTTER.....................................................................................................................3-4
3.3.2 RAIN AND SNOW CLUTTER.............................................................................................3-4
3.3.3 COPING WITH SEA CLUTTER AND RAIN AND SNOW CLUTTER..............................3-4
3.4 FALSE ECHOES.........................................................................................................................3-5
3.4.1 SHADOW..............................................................................................................................3-5
3.4.2 SIDE LOBE EFFECT...........................................................................................................3-5
3.4.3 FALSE ECHO BY SECONDARY REFLECTION..............................................................3-5
3.4.4 FALSE ECHO BY MULTIPLE REFLECTION....................................................................3-6
3.4.5 SECOND TIME ECHOES...................................................................................................3-6
3.4.6 RADAR INTERFERENCE...................................................................................................3-7
3.5 DISPLAY OF RADAR TRANSPONDER (SART) .....................................................................3-8