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5
SCOPE OPERATION
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5-3
Audio scope screen
This audio scope enables you to display the received
signal’s frequency component on the FFT scope, and
its waveform components on the Oscilloscope. The
FFT scope also has an waterfall.
Display the AUDIO SCOPE screen.
MENU
»
AUDIO
Key
Action
ATT
Touch
Selects the attenuator for the FFT
scope.
• 0 (OFF), 10, 20, or 30 dB
Touch for
1 second Turns OFF the attenuator. (0 dB)
HOLD
Sets the Hold function to ON or OFF.
• “
HOLD
” is displayed and freezes the current
audio spectrum.
LEVEL
Selects the Oscilloscope level.
• 0, –10, –20, or –30 dB
TIME
Selects the Oscilloscope sweep time.
• 1, 3, 10, 30, 100, or 300 ms/Div
EXPD/
SET
Touch
Selects the Expanded or Normal
screen.
Touch for
1 second
Enters the AUDIO SCOPE SET
screen.
AUDIO SCOPE screen
Oscilloscope
Waterfall zone
FFT Scope zone
• AUDIO SCOPE screen
*Touching the MAIN/SUB band icon selects the displayed band.
MAIN/SUB band icon*
D
AUDIO SCOPE SET screen
This screen is used to set the FFT scope waveform
type, color, Waterfall display and oscilloscope
waveform color.
1. Display the AUDIO SCOPE screen.
MENU
»
AUDIO
2. Touch [SET].
3.
Touch to select the item to set.
(Example: “FFT Scope Waveform Type”)
4.
Touch the option to set.
L
See below for details on the setting items and their
options.
5. To close the AUDIO SCOPE SET screen, push
EXIT
.
TIP
: You can set each item to its default by touching
the item for 1 second, and then touching “Default” on
the QUICK MENU.
FFT Scope Waveform Type
(Default: Fill)
Select the type of waveform for the FFT scope.
•Line: Only the waveform outline is drawn.
•Fill: The full waveform is drawn in color.
FFT Scope Waveform Color
(Default: (R) 51 (G) 153 (B) 255)
Set the waveform color for the FFT scope.
L
Touch and select the R (Red), G (Green) or B (Blue)
scale, and then rotate
MULTI
to adjust the ratio from 0
to 255.
L
The color is displayed in the box above the RGB scale.
FFT Scope Waterfall Display
(Default: ON)
Turn the Waterfall display ON or OFF.
•OFF: Turns OFF the Waterfall display.
•ON: Turns ON the Waterfall display.
Oscilloscope Waveform Color
(Default: (R) 0 (G) 255 (B) 0)
Set the waveform color for the Oscilloscope.
L
Touch and select the R (Red), G (Green) or B (Blue)
scale, and then rotate
MULTI
to adjust the ratio from 0
to 255.
L
The color is displayed in the box above the RGB scale.