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5
SCOPE OPERATION
5-1
Spectrum scope screen
The spectrum scope enables you to display the
activity on the selected band, as well as the relative
strengths of various signals.
The transceiver has two spectrum scope modes, the
Center mode and the Fixed mode.
You can also turn the Waterfall display ON or OFF.
In addition, you can select the Mini scope to display it
in a smaller size on the screen.
D
Using the Spectrum Scope
Display the SPECTRUM SCOPE screen.
MENU
»
SCOPE
Key
Action
<MENU1>
<MENU2> Selects the Function menus.
SPAN
Touch
In the Center mode, selects the
scope span.
• Spans: ±2.5, 5.0, 10, 25, 50, 100, 250
and 500 kHz
Touch 1 sec.
Resets to the ±2.5 kHz span.
EDGE
In the Fixed mode, selects the Edge frequencies.
L
You can set the upper and lower edge frequencies
in the “Fixed Edges” item on the SCOPE SET
screen by touching [EXPD/SET] for 1 second.
HOLD
Touch
Sets the Hold function to ON or OFF.
• “
HOLD
” and the marker are displayed.
Freezes the current spectrum.
Touch 1 sec.
Clears the Peak Hold level.
CENT/FIX Selects the Center or Fixed mode.
MAIN/SUB Selects the Main band or Sub band.
DUAL
Selects the Dual or Single scope.
EXPD/
SET
Touch
Selects the Expanded or Normal
screen.
Touch 1 sec.
Displays the SCOPE SET screen.
REF
Opens the Reference level window.
L
Rotate
MAIN DIAL
to adjust the Reference level.
SPEED Selects the sweep speed.
• “
” (FAST), “
” (MID) or “
” (SLOW).
RBW
Selects the Resolution Band Width from NAR
(narrow), MID and WIDE.
L
Thisselectionisforthefilterthatvisuallyseparates
the spectrum.
L
When"NAR"isselected,thesignalsarefinely
separated.
VBW
Selects the Video Band Width from NAR
(narrow) and WIDE.
L
When “Wide” is selected, the line drawn on the
receive spectrum becomes wide. However, the
small edge cannot be drawn.
MARKER Selects various Markers.
•
Center mode screen
Span (Display range)
Span (Display range)
Grid (frequency/level)
Center/Fixed mode icon
FFT (Fast Fourier Transform)
scope zone
Band icon (Main)
Waterfall zone
Display frequency (stays on Center)
•
Fixed mode screen
Edge (Upper frequency)
Edge (Lower frequency)
Grid (frequency/level)
Center/Fixed mode icon
Display frequency (mobile)
Band icon (Sub)
FFT scope zone
Waterfall zone
D
Marker
The marker marks the operating frequencies for both
the Main and Sub bands in the SPECTRUM SCOPE
screen.
M
: The Main band marker
• Marks the Main band frequency.
S
: The Sub band marker
• Marks the Sub band frequency.
T
: The TX marker
• Marks the transmit frequency.
L
In the Center mode, the operating frequency stays
on the center of the screen. Therefore, neither the
Main band marker on the Main scope, nor the Sub
band marker on the Sub scope are displayed.
MENU 1: Center mode
MENU 2: Center/Fix mode
MENU 1: Fix mode
Содержание IC-7610
Страница 1: ...BASIC MANUAL i7610 HF 50 MHz TRANSCEIVER...