Keysight Technologies N9321C, Руководство пользователя

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115
Key Reference
Frequency
Frequency
The hardkey activate the center frequency function, and access the
menu softkeys for frequency functions. The center frequency, or
start and stop frequency values appear below the graticule on the
display.
Auto Tune
performs the following functions automatically:
1 Run
Peak Search
in full span
2 Run
Mkr -> CF
3 Select the appropriate reference level according to the
amplitude of searching signal.
4 Set span to 1 MHz and all auto couple to view the signal.
For more information about
Peak Search
, refer to
"Peak
Search" on page 152
.
Key access:
Frequency > Auto Tune
Center Freq
activates the center frequency function and sets the horizontal
center of the display to a specific frequency.
Key access:
Frequency > Center Freq
Start Freq
sets the frequency starting at the left side of the graticule. The left
and right sides of the graticule correspond to the start and stop
frequencies.
Key access:
Frequency > Start Freq
NOTE
When changing both the center frequency and span, change the
frequency first. The frequency value may limit the span.
NOTE
The Auto Tune functions in the frequency range of 5 MHz to 7 GHz. The
minimum detectable amplitude is –65 dBm.