Audio Scope Screen; D Audio Scope Set Screen - Icom IC-905 Advanced Manual

2
SCOPE OPERATION (ADVANCED)

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 a waterfall�
Display the AUDIO SCOPE screen�
» AUDIO
• AUDIO SCOPE screen
FFT scope zone
Waterfall zone
Key
Selects the attenuator for the FFT
Touch scope�
ATT
Touch for
Turns OFF the attenuator� (0 dB)
1 second
Turns the Hold function ON or OFF�
HOLD • is displayed and freezes the current
HOLD
audio spectrum�
Selects the Oscilloscope level�
LEVEL
• 0, –10, –20, or –30 dB
Selects the Oscilloscope sweep time�
TIME
• 1, 3, 10, 30, 100, or 300 ms/Div
Selects the Expanded or Normal
Touch
screen�
Displays the AUDIO SCOPE SET
EXPD/SET
Touch for screen�
1 second L See the Advanced manual for
Oscilloscope
Action
• 0 (OFF), 10, 20, or 30 dB
details�

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�
» AUDIO
2� Touch [EXPD/SET] for 1 second�
3� Touch 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
�
TIP: You can set each item to its default by touching
the item for 1 second, and then touching "Default" on
the QUICK MENU screen�
FFT Scope Waveform Type
Selects 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
Sets the waveform color for the FFT scope�
L Touch and select the R (Red), G (Green), or B (Blue) scale,
and then rotate
L The color is displayed in the box above the RGB scale�
FFT Scope Waterfall Display
Turns the Waterfall display ON or OFF�
• OFF: Turns OFF the Waterfall display�
• ON: Turns ON the Waterfall display�
Oscilloscope Waveform Color
Sets the waveform color for the Oscilloscope�
L Touch and select the R (Red), G (Green), or B (Blue) scale,
and then rotate
L The color is displayed in the box above the RGB scale�
2-6
(Default: Fill)
(Default: (R) 51 (G) 153 (B) 255)
to adjust the level from 0 to 255�
(Default: ON)
(Default: (R) 0 (G) 255 (B) 0)
to adjust the level from 0 to 255�