Keysight N9927-90001 User’s Guide 147
SA (Spectrum Analyzer) Mode
SA Mode Settings
Span places half of the frequency range on either side of center.
When the Center and Frequency Span values are entered, then the
X-axis annotation on the screen shows the Center and Span
frequencies.
—
Start
and
Stop
frequencies. Start is the beginning of the X-axis and
Stop is the end of the X-axis. When the Start and Stop frequencies
are entered, then the X-axis annotation on the screen shows the Start
and Stop frequencies.
— Follow each of these by entering a value using the numeric keypad, the
arrows, or the rotary knob.
— When using the
arrows, press
Enter
. The increment setting of the
arrows is based on the current span. This can be changed in SA Mode. See
How to change frequency step size
below.
— After using the keypad, select a multiplier key. Learn more in
.
Two more ways to change the frequency range
— Press
Freq/Dist
— Then choose from the following:
—
Zero/Last Span
Each key press toggles the frequency span between 0
Hz and the last specified frequency span. Learn more about Zero
Span in
“Zero Span Measurements” on page 167
.
—
More
— Then
Full Span
Selects the entire frequency span of the FieldFox. The
Center frequency is set automatically.
How to change frequency step size
When using the
arrows to change any of the frequency settings, the size
of the frequency step can be changed.
— Press
Freq/Dist
— Then
More
— Then
CF Step Auto Manual
—
Auto
Each press of the
arrows increments or decrements the
value by 1/10th (one division) of the current frequency span.
Note
: To
change this setting from
Manual
to
Auto
, press
CF Step
twice.
—
Manual
Type a step size value using the numeric keypad, then select a
multiplier key. Learn more in
“Multiplier Abbreviations” on page 41
.
Содержание N9913A
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