GW Instek GSP-830 User Manual - Manual (Page 47)

FREQUENCY/SPAN
47
Zero span also sets these parameters to fixed values.
•
Start frequency: same as the center frequency
•
Stop frequency: same as the center frequency
Display The diagram shows an example of observing the
amplitude modulation of the input signal.
Amplitude
modulation
0kHz Span
Start=
Center=
Stop
frequency
Note When using zero span for viewing amplitude modulation,
make sure that the RBW setting is large enough. For
RBW setting details, see page96.
Recall the Last Span Setting
Panel operation 1. Press the Span key.
Span
2. Press F4 (Last Span).
Last Span F 4
3. The span setting goes back to
the previous one.
Nesting level 1 level