Spectrum Scope Screen; D Using The Spectrum Scope - Icom IC-7300 HF Plus Full Manual

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5
SCOPE OPERATION

Spectrum scope screen

This spectrum scope enables you to display the
activity on the selected band, as well as the relative
strengths of various signals.
The IC-7300 has two spectrum scope modes. One is
the Center mode, and another one is the Fixed mode.
You can also turn the Waterfall display ON or OFF.
In addition, you can select a Mini scope screen to
save screen space.
• Center mode screen
Center/Fixed mode icon
Span (Display range)
Display frequency (stays on Center)
Waterfall zone
• Fixed mode screen
Center/Fixed mode icon
Edge (Lower frequency)
Display frequency (moves)
Waterfall zone
Span (Display range)
Grid (frequency/level)
FFT scope zone
(FFT: Fast Fourier Transform)
Edge (Upper frequency)
Grid (frequency/level)
FFT scope zone

D Using the Spectrum Scope

1. Open the SPECTRUM SCOPE screen.
» SCOPE
MENU
SPECTRUM SCOPE screen
Function menu (Menu 2)
Key
< 1 >
Selects the Function menus.
< 2 >
In the Center mode, selects the scope span.
• Selectable spans: ±2.5, 5.0, 10, 25, 50,
SPAN
L Touch for 1 sec ond to select the ±2.5 kHz
span.
In the Fixed mode, selects the Edge
frequencies.
EDGE L You can set the Upper and lower Edge
frequencies in the SCOPE SET screen.
(p. 5-6
Touch
HOLD
Touch for
1 second
CENT/FIX Selects the Center or Fixed mode.
Touch
EXPD/
SET
Touch for
1 second
Opens the Reference level window. (p. 5-6)
L Touch again to close the window.
REF
L Rotate
Reference level.
Selects the sweep speed.
SPEED • "," "," or "" displays FAST, MID, or
SLOW.
MARKER Selects the Marker.
2. To exit the SPECTRUM SCOPE screen, push
5-2
Action
100, 250 and 500 kHz
~
p. 5-8)
Sets the Hold function to ON or
OFF.
• " " and the Marker are
HOLD
displayed. Freezes the current
spectrum.
Clears the Peak Hold level.
Selects the Expanded or Normal
screen.
Enters the SCOPE SET screen.
to adjust the
MAIN DIAL
.
EXIT