R&S FSL Setting the Frequency Span – SPAN Key
1300.2519.12 4.11 E-11
Setting the Frequency Span – SPAN Key
The SPAN key is used to set the frequency span to be analyzed.
To open the span menu
Press the SPAN key.
The span menu is displayed. For span > 0 an edit dialog box to enter the frequency is displayed.
For zero span, an edit dialog box to enter the sweep time is displayed.
Menu and softkey description
– "Softkeys of the span menu" on page 4.11
To display help to a softkey, press the HELP key and then the softkey for which you want to display
help. To close the help window, press the ESC key. For further information refer to section "How to use
the Help System".
Task
– To specify the span (alternatives)
To specify the span (alternatives)
1. To set the span, use the Span Manual, Full Span, Zero Span and Last Span softkeys.
2. To define a frequency range, use the Start and Stop softkeys.
3. For zero span, press the Sweeptime Manual softkey and enter a sweep time.
Softkeys of the span menu
The following table shows all softkeys available in the span menu. It is possible that your instrument
configuration does not provide all softkeys. If a softkey is only available with a special option, model or
(measurement) mode, this information is delivered in the corresponding softkey description.
Command
Span Manual
Sweeptime Manual
Start
Stop
Full Span
Zero Span
Last Span
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