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R3267 Series Spectrum Analyzer Operation Manual (Vol.1)
3.3.22 SPAN Key (Frequency Span)
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3.3.22 SPAN Key (Frequency Span)
This section describes the Span menu displayed when the SPAN key is pressed.
Pressing this key allows you to set a frequency span.
In addition, the center frequency and frequency span are displayed in the annotation area below the bottom
scale line.
Full Span
Sets the frequency span to the full span of the analyzer.
Zero Span
Set a zero span at the center frequency.
Last Span
Resets the frequency span to the previous value.