User`s guide

Key Reference 4
N9320A Spectrum Analyzer 77
When in continuous sweep mode, the specified number of
averages is taken, then the averaging continues with each
new sweep averaged in with a weight of and the
old average reduced by multiplying it by
.
To turn averaging off, press Average (Off).
Key access:
Avg Type
Auto Man
Toggles the average type between automatic and manual.
Selecting Auto sets the analyzer to automatic averaging by the
rules in Figure 2.
Figure 2 Auto Rules for Average Type
Selecting Man sets the analyzer to manual averaging.
When trace average is on, the average type is shown on the
left side of the display. Selecting an average type manually
causes the analyzer to use that type without regard to other
analyzer settings and sets Avg Type to Man.
Key access:
Video Avg Video averaging averages the data as appropriate
for the y- axis scale. When Avg Type > Video Avg is
selected, “VAvg” appears on the left side of the
analyzer display if Average is On.
Key access: > Avg Type
Pwr Avg
Power averaging is performed by converting the
trace data from logarithmic to linear power units,
and then averaging the power trace data. When
Avg Type > Pwr Avg is selected, “PAvg” appears on
the left side of the screen if Average is On.
Key access: > Avg Type
1
AverageNumber
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AverageNumber
1
AverageNumber
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–
BW/
Avg
Is Detector
Average?
T
yp
e=Power
T
yp
e=Video
Yes
No
BW/
Avg
BW/
Avg
BW/
Avg