11.20 Interpreting The Sounder Display - Furuno GP-3500F-D Operator's Manual

11.20 Interpreting the Sounder Display

This section provides, using typical examples, the information necessary for
interpreting the sounder display.
Minute mark
Surface noise
5.6 °C 10.0 kt
Color bar
Fish school
58.6
m
50k
Typical single frequency display
11. VIDEO SOUNDER OPERATION
AUTO C
1'50"
17.6
20
40
60
80
0 Zero line
Sea bottom
11-39