Icom IC-7700

5-20
5
FUNCTIONS FOR RECEIVE
• Audio scope
OscilloscopeWaterfall
FFT Scope
■ Audio scope screen
F-2
AT T
F-4
HOLD
F-6
LEVEL TIME SET
F-5
F-7
EXIT/SET
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 any multi-
function screens, if necessary.
w Push [AUDIO]
F-6
to select the scope screen.
e Push [ATT]
F-2
several times to activate an at-
tenuator or turn OFF the attenuator for the FFT
scope.
 •0(OFF),10,20and30dBattenuatorsareselectable.
 •Holdingdown[ATT]
F-2
for 1 second to turn the at-
tenuator OFF.
rPush[LEVEL]
F-5
to select the level setting for
the Oscilloscope.
 •0,–10,–20and–30dBareselectable.
t Push [TIME]
F-6
several times to select the time
setting for the Oscilloscope.
 •1,3,10,30,100and300ms/Divareselectable.
y Push [HOLD]
F-4
to freeze the current audio
waveform.
 •“
HOLD
” appears while the function is in use.
u Push
EXIT/SET
toexitthescopescreen.
When the Monitor function is ON, you can see the
TX audio on the Audio scope.
•Rotate[MONIGAIN]toadjustthelevelsettingforthe
TX audio.