Simrad TV80, Справочное руководство

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the signal strength in the selected frequency band. With this information you can identify
noise and find the "cleanest" frequencies.
The graph plots data using a 16 colour palette. Red colour corresponds to the maximum
value defined, while blue is the minimum.
Details
Hydrophone input
Select a hydrophone from the list provided. The graph shows you signals coming
from the selected hydrophone.
Max Value
Define the maximum dB value you want to be shown in red colour.
Step Size
Define the size (in decibels) of the step between two colours.
Screen Captures
To save an instantaneous image of the current frequency spectrum, select
Screen
Captures
in the
Spectrum
dialog box. A small dialog box opens to show you the
destination folder of the image file.
Related topics
SR15 Hydrophone Setup dialog box, page 263
SR70 Hydrophone Setup dialog box, page 262
Screen Captures function
When operating the TV80 you may find it useful to make screen captures of the current
presentation. Select
Screen Captures
to access the image folder with the screen captures
you created.
How to open
This function is opened from the
Setup
menu.
Description
When operating the TV80 the screen captures you make are saved, by default, as a JPG file
on your hard disk with a file name that reflects date and time. Within the folder with your
screen captures, you can use the operating system functionality to delete, copy or rename
the files.
Functions and dialog boxes