Tune And Listen - Keysight N9912A User Manual

How to create a Cable file from an S21 (NA mode) measurement
1. Measure the S21 of a cable. Learn how in NA Mode on page 49.
2. Use Manage Folders to change the active folder to CABLES. Learn how to
3. Save the measurement as a *.csv file. Learn how on page 164.
4. Recall the *.csv file for correction.
Tune & Listen (AM/FM)
The Tune & Listen feature can be used to identify an interfering AM or FM signal.
The demodulated AM or FM signal can be heard through the internal speaker or
through headphones using the 3.5 mm jack located on the FieldFox side panel.
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. The Tune & Listen
measurement alternates between normal SA sweeps for the display and performing
audio demodulation at the Tune Frequency. See the Listen Time setting for more
information.
Tune & Listen ON with Tune Frequency indicated by a vertical bar (highlighted).
How to select Tune & Listen
 Press Measure 1
 Then
 Then choose a demodulation type. Select a setting based on the type of interfering
78
manage folders on page 166.
Tune & Listen
signal you suspect is being broadcast.
Turns Tune & Listen OFF
None
o
Amplitude Modulation
AM
o
Frequency Modulation; Narrow bandwidth. Choose when
FM Narrow
o
interfering transmission consist of voice or data.
Frequency Modulation; Wide bandwidth. Choose for high quality
FM Wide
o
music transmissions of FM broadcast radio.
FieldFox User's Guide