111
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 148.
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
Stop Freq sets the frequency at the right side of the graticule. The left
and right sides of the graticule correspond to the start and
stop frequencies.
Key access: Frequency > Stop 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.
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