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3. VERTICAL SCAN MODE
3-18
Display of net hauling
This is an example of net hauling display. The location of the net is indicated clearly.
FORE
AFT
Net
Net hauling and sonar picture
False echo
In shallow water (depth less than 100 m) detection, unwanted echoes as shown in the
figure below may appear. This phenomenon is caused by the false echo from the previous
transmission. Reducing the Tx rate on the COM1 menu may lessen this effect.
Range
False echo
Bottom
Fish
PORT STBD
False echoes