4.2 Sweep
WF1946B 4-35
CENTER, SPAN, MARKER, MKR → CTR
• Center is the sweep center value, while span is the range setting. The relationship among center, span,
start and stop is as follows.
Values cannot be entered for CENTER and SPAN, however, if the sweep type is set from a user unit that
has the log function.
• When start is changed:
Stop does not change.
CENTER = (START+STOP) ÷ 2
SPAN = |START−STOP|
• When stop is changed:
Start does not change.
CENTER = (START + STOP) ÷ 2
SPAN = |START − STOP|
• When center is changed:
Span does not change.
START = CENTER −/+ (SPAN ÷ 2)
STOP = CENTER +/− (SPAN ÷ 2)
• When span is changed:
Center does not change.
START = CENTER − /+ (SPAN ÷ 2)
STOP = CENTER +/− (SPAN ÷ 2)
• A value that changes the SWEEP Z-MARKER OUT signal is set for MARKER.
• MKR→CTR copies the marker value to the center value.
• When an amplitude sweep is set with 0 as the start or stop values and the sweep function is set with
LOG
/ LOG / LOG , "SETTING CONFLICT 001" is displayed continuously during a
short trigger cycle and the menu may not be displayed. In such cases, switch the trigger source, or
stop input to the SWEEP PAUSE IN connector.
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