NorthStar Explorer 660 Installation And Operation Manual page 35

Comparison of the same fish scenario displayed at different frequencies:
1 minute ago
50 kHz display
50/200 kHz display
30 seconds ago
Note the wider
bottom trace
Dual sceen
Northstar Explorer 660 Installation and Operation Manual
200 kHz display
50+200 display
Now
Note the
smaller, defined
fish arches and
more bottom
detail.
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