Keysight Technologies C Series User Manual page 260

Fieldfox analyzers

RTSA (Real-time Spectrum Analyzer) Mode—Option 350

RTSA Mode Settings

How to set Frequency Range

— Press Freq/Dist.

— Then choose from the following:

When in full span, ADC dither raises the noise floor at the edges of the

— Follow each of these, when prompted, by entering a value using the

— When using the

— After using the keypad, select a multiplier key. Learn more in

of entering frequency range. Enter the frequency of interest. The

Center frequency is at the exact center of the X-axis. The Frequency

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.

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.

— Optionally, press

then type a step size value using the numeric keypad,

then select a multiplier key.

——Freq Annotation

setting (CenterSpan or StartStop).

frequency span (frequency span is model dependent).

numeric keypad, the

arrows is based on the current span. This can be changed in RTSA Mode.

Abbreviations" on page

frequencies. This is the most common method

and one of the following:

(Default) – The FieldFox selects a frequency annotation

-The center frequency and span are displayed.

- The start and stop frequencies of the frequency span are

the frequency span changes the instrument's full

arrows, or the rotary knob.

arrows, press Enter. The increment setting of the

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