Agilent Technologies N9320A Guia do Utilizador descarregar pdf (Página 121)

Key Reference 4

N9320A Spectrum Analyzer 113

SPAN

Activates the span function and accesses the submenu of

span functions. Pressing changes the frequency range

symmetrically about the center frequency. The

frequency- span readout describes the total displayed

frequency range. To determine frequency span per horizontal

graticule division (when the frequency scale type is set to

linear), divide the frequency span by 10.

Span Enters a span frequency range value.

Key access:

Full Span Changes the span to full span showing the full frequency

range of the analyzer. Full span sets Signal Track, Marker

function off.

Key access:

Zero Span Changes the frequency span to zero. In this mode, the

current center frequency is displayed in the time domain

(the x- axis is displayed in units of time), like a conventional

oscilloscope. Zero span sets Signal Track (Off).

Key access:

Last Span Changes the span to the previous span setting.

Key access:

Span

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