D Using The Spectrum Scope - Icom IC-7600 Instruction Manual

D Using the Spectrum scope

q Push [EXIT/SET] several times to close any multi-
function screens, if necessary.
Push [SCOPE](F-1).
w
• The Spectrum scope screen is displayed.
Function
When the center mode is selected, selects
the scope span.
SPAN • Selectable spans: ±2.5, 5.0, 10, 25, 50,
(F-1)
• Hold down for 1 second to select the
±2.5 kHz span.
Selects the scope attenuator.
Push
ATT
• OFF, 10 dB, 20 dB, 30dB
(F-2)
Hold down Turns OFF the attenuator.
MARKER
Selects the marker.
(F-3)
Turns the hold function ON or
Push
HOLD
OFF.
(F-4)
Hold down Clears the peak hold level.
CENT/FIX
Selects the center or fixed mode.
(F-5)
Selects the wide or normal
WIDE/
Push
screen.
SET
(F-6)
Hold down Enters the scope set screen.
To exit the spectrum scope screen, push
e
[EXIT/SET].
NOTE: If a strong signal is received, a ghost
waveform may appear. If it appears, push [ATT](F-2)
several times to enable the scope attenuator.
• Scope spurious signal example
Spurious signal waveforms may be displayed. They
are generated in the internal scope circuit and do not
indicate a transceiver malfunction.
Scope spurious example
Action
100 and 250 kHz
RECEIVE AND TRANSMIT
HOLD CENT/FIX
F-4
F-1 F-2
/
SCOPE
SPAN ATT MARKER
• Spectrum scope screen
4
WIDE/SET
F-5 F-6
F-3 EXIT/SET
4
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