NorthStar 957 Operator's Manual page 191

A
Accuracy
absolute 160
comparing loran to GPS in 160
definition of 157, 177
with DGPS 161
with GPS 161
of the DGPS receiver 55, 159
of the GPS receiver 55
repeatable
definition of 157, 177
with DGPS 161
with GPS 160
with loran 159, 161
with Phantom Loran 61
Aids to navigation. See Navigation
Alarms
anchor 127
arrive radius 128
audible 129–131
audible (beeping) 74
avoidance area 74
cautions 73
clearing 9, 20
cross-track 127
DGPS 128
different types and descriptions 120
displaying 27
icons 20
honk. See Alarms, audible 129
setting 126
Arrive radius. See Alarms 128
Avoidance area
creating on the chart screen 72
definition of 72
957 Operator's Manual Rev. B Page 183