Active Menu; Functions And Dialog Boxes; Tvg Function - Simrad ES80 Reference Manual

Simrad ES80 Reference Manual

Active menu; Functions and dialog boxes

The menu offers parameters related to current views and data presentations shown
Active
by the ES80.
How to open
Select the icon.
Active
The icon is located under the menu. Select the
Main
icon one more time to close the menu.
Context sensitivity
The choices in this menu depend on which echogram in
the ES80 presentation is currently "active".
To activate an echogram, click in it. The "active" echogram is shown with a thicker
border frame.
Topics
TVG function, page 414
Ping-Ping Filter function, page 417
Bottom Gain function, page 418
Echogram dialog box, page 419
Bottom Detection dialog box, page 430
Information Pane Options dialog box, page 433
Colour Scale page, page 434
Size Distribution page, page 438

TVG function

(Time Variable Gain) compensates for the loss of acoustic energy due to geometric
TVG
spread and absorption. This makes the targets with the same strength appear with the
same intensity independent of their physical distance from the transducer.
How to open
This function is opened from the menu.
Active
414
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