Keysight FieldFox B Series User Manual page 170

SA (Spectrum Analyzer) Mode (Option 233–Mixed Analyzers)
SA Mode Settings
The system volume setting should still be used to determine the final
desired volume/level of the audio output. Learn more, see also
"System Settings."
Tune Frequency
The Tune & Listen tuner is separate from the SA display. This allows you to
listen to one frequency while displaying a different range of frequencies.
Set the Tune Frequency using one of three methods:
1. Selecting Preset >
2. Specify Tune Frequency:
3. Using Mkr->Tune Freq:
To improve sound quality, try increasing power by reducing the
Attenuation setting and, if available, turn ON the Preamplifier. Learn how
in
Listen Time
While Tune & Listen is actively demodulating a signal, the SA does not sweep
and update the display. Listen Time sets the amount of time that the FieldFox
demodulates, then stops to perform a single sweep and update the display,
then again demodulates.
170
The goal is to set the gain as high as possible (to take advantage of the
range of the IF and audio paths) without distorting the audio signal. It is
recommended that you keep increasing the gain until you hear distortion in
the audio and then back off until you no longer hear any distortion.
(Default = 0, Minimum = –50 dB, Maximum = +50 dB)
and
Mode
a N9914B FieldFox).
a. Press Meas Setup 4 >
b. Enter a value using the numeric keypad,
knob. Then select a multiplier key. Learn about multiplier
abbreviations "Multiplier Abbreviations" on page
— Create a normal marker at the frequency of interest. Learn how in
"How to create Markers" on page
a. Press Mkr->/Tools
b. Then Mkr->TuneFreq
marker.
"Attenuation Control" on page 159
"Audio (Volume) Control" on page
Preset, sets Tune Frequency to 3.25 GHz (e.g., for
Tune Freq
726.
to change the Tune Frequency to that of the
Keysight N9938-90006 User's Guide
Chapter 31,
759.
arrows, or the rotary
46.