Keysight N9912A User Manual page 43

 Press Freq/Dist
 Then choose from the following:
1.
2.
 Follow each by entering a value using the numeric keypad, the ▲|▼ arrows, or
 After using the ▲|▼ arrows or the rotary knob, press Enter. The increment
 After using the keypad, select a multiplier key. Learn about multiplier abbreviations
Scale Settings
Adjust the Y-axis scale to see the relevant portions of the data trace. The Y-axis is
divided into 10 graticules.
This setting can be changed at any time without affecting calibration accuracy.
How to set Scale
 Press Scale / Amptd .
 Then choose from the following methods:
1.
2.
3. Set Scale, Reference Level, and Reference Position
Electrical Delay
Electrical delay is a mathematical function that simulates a variable length of lossless
transmission line. Use the electrical delay feature to compensate for the linear phase
shift through a device and view only the deviation from linear phase of the device.
NA (Network Analyzer) Mode
and frequencies – Specify the beginning and end of the sweep.
Start Stop
and frequencies - Specify the center frequency and span of
Center Span
frequencies (half on either side of center).
the rotary knob.
setting of the arrows is based on the current span and can NOT be changed in NA
Mode.
on page 19.
Automatically adjusts the Y-axis to comfortably fit the Min and Max
Autoscale
amplitude of the trace on the screen.
Autoscales all of the traces on the screen, useful only for multi-
Autoscale All
trace configurations.
Manually enter a scale per division to view specific areas of the trace.
Scale
o
Manually set the value of the reference line. Enter a negative value by
Ref Level
o
pressing Run/Hold (+/-) either before or after typing a value.
Manually set the position of the reference line. Values must be
Ref Position
o
between 0 (TOP line) and 10 (BOTTOM line)
Scale annotation on the
FieldFox screen
· Reference Line = red arrow
· Ref Level = –40 dB
· Ref Position = 1
· Scale = 2 dB per division
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