Color bar for the strata display
The depth of the bottom each in all directions is displayed in the sub window, in the colors set by the color bar for the strata display. The color bar for the strata display shows search angle range below 336 degrees.
Strongest Weakest
color color
Color bar for strata display
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The undulation of the bottom echo in all directions is shown by the colors on the color bar for the strata display.
The position of the weakest echo can be changed with the [RANGE] control, and the width of each color on the color bar for the strata display with the [SECTOR] control.
Use the [SECTOR] control to adjust width of each color.
Weakest color
Use the [RANGE] control to move the location of the weakest echo color.
Note: TILT, TRAIN, FULL/HALF, FAST SCAN, R/B, EVENT, TARGET, CUSTOM MODE controls may only be operated from the main window. When you attempt to operate them from the sub window the message “SELECT MAIN WINDOW.” appears for about four seconds.
Flat bottom and strata display
Each layer on the strata display is equal to one train on the horizontal display.
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Color "a"
The color of this position on the color bar is the color of point "a" on the strata display.
Figure 2-30 Flat bottom and strata display
Color "a"
on the color bar
When the bottom is flat the horizontal display inscribes the bottom as a true circle, and the strata display inscribes the color of point "a".
