Manual Annotation Dialog Box - Simrad ES80 Reference Manual

Simrad ES80 Reference Manual
This option allows you to input the sound speed manually. This can be relevant
if neither a sound speed sensor nor a CTD (Conductivity Temperature Depth)
sensor is available.
Unless you have a relevant sensor available, a good average sound speed value
is 1470 m/s.
Absorption
The absorption curve is calculated and drawn using the parameters provided.
Return to...
Environment dialog box, page 340
Related tasks
Configuring the environmental parameters, page 88
Conceptual descriptions
About sound wave propagation, page 459

Manual Annotation dialog box

Sometimes it can be useful to place a single written comment on the echogram. The
dialog box offers that function. Type a text string. Select
Manual Annotation
dialog box to add the text to your echogram.
How to open
This dialog box is opened from the
Description
Type any text into the box. The size of the box will
adjust to the length of your text.
If you do not have a computer keyboard connected to
your ES80 system, select the
an on-screen keyboard.
The dialog box may be opened during replay, but
you will not be able to place text annotations on a
pre-recorded echogram.
342
menu.
Setup
button to open
Keyboard
in the
OK
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