Audio Scope Screen - Icom IC-7800 Instruction Manual

■ Audio scope screen

[F-2•ATT] [F-5•LEVEL]
[F-1•MAIN/SUB] [F-4•HOLD]
• Audio scope
Waterfall
FFT Scope
[F-6•TIME]
[EXIT/SET] [F-7•SET]
Oscilloscope
FUNCTIONS FOR RECEIVE
This audio scope allows you to display the received
signal's frequency component to the FFT scope, and
its waveform component to the Oscilloscope. The FFT
scope has an waterfall.
q Push [EXIT/SET] several times to close a multi-func-
tion screen, if necessary.
w Push [F-6•AUDIO] to select the scope screen.
e Push [F-1•MAIN/SUB] to select the band.
• "
" is displayed when the main band is selected.
• "
" is displayed when the sub band is selected.
r Push [F-2•ATT] several times to activate an attenu-
ator or turn OFF the attenuator for the FFT scope.
• 0 (OFF), 10, 20 and 30 dB attenuators are selectable.
• Holding down [F-2•ATT] for 1 second to turn the attenu-
ator OFF.
t Push [F-5•LEVEL] to select the level setting for the
Oscilloscope.
• 0, –10, –20 and –30 dB are selectable.
y Push [F-6•TIME] several times to select the time
setting for the Oscilloscope.
• 1, 3, 10, 30, 100 and 300 ms/Div are selectable.
u Push [F-4•HOLD] to freeze the current audio wave-
form.
• "
" appears while the function is in use.
i Push [EXIT/SET] to exit the scope screen.
When the Monitor function is ON, you can see the
TX audio on the Audio scope.
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