Comparison of the same fish scenario displayed at different frequencies:

Now

30 seconds ago

1 minute ago

50 kHz display

200 kHz display

Note the wider bottom trace

Note the smaller, defined fish arches and more bottom detail.

200/50 Khz display

Mixed display

Dual screen

18

NAVMAN

FISH 4500/4600 Installation and Operation Manual

Page 18
Image 18
Navman FISH 4500/4600 operation manual KHz display, 200/50 Khz display