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Operating Manual EMI TEST RECEIVER ESIB7 - Rohde & Schwarz

Operating Manual EMI TEST RECEIVER ESIB7 - Rohde & Schwarz

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ESIB<br />

Analyzer - Main Markers<br />

Pressing the MARKER 3 softkey switches MARKER 3 on and it becomes<br />

the reference maker. The previous reference marker remains enabled and<br />

the softkey remains illuminated. However, the entry mode for this marker is<br />

not now active. Instead, the entry window for MARKER 3 is opened and the<br />

position of MARKER 3 can be shifted.<br />

MARKER 3<br />

123.4567 MHz<br />

The information in the marker field also changes to describe the new<br />

reference marker.<br />

MARKER 3 [T1]<br />

-27.5 dBm<br />

23.4567891 MHz<br />

MARKER<br />

NORMAL<br />

MARKER 1<br />

MARKER<br />

NORMAL<br />

MARKER 1<br />

MARKER 2<br />

MARKER 2<br />

MARKER 3<br />

MARKER 3<br />

Pressing the current reference marker (MARKER 3) softkey again switches<br />

MARKER 3 off. If at least one marker is enabled, the marker with the<br />

smallest number will be selected as the new reference marker (in the<br />

example, MARKER 1). Switching off the last active marker also deletes are<br />

delta markers.<br />

IEC/IEEE-bus commands<br />

:CALCulate:MARKer[:STATe] ON | OFF;<br />

:CALCulate:MARKer:X 10.7MHz;<br />

:CALCulate:MARKer:Y?<br />

When several traces are displayed, the marker is set to the maximum value (peak) of the active trace<br />

with the lowest number (1 to 4). if a marker is already positioned there, it will be set to the frequency of<br />

the next highest level (next peak).<br />

When the split screen mode is active, the marker will be placed in the active window (for SCREEN A:<br />

trace 1 or 3, for SCREEN B: trace 2 or 4). Since markers are attached to a trace, the marker can only be<br />

enabled when at least one trace is displayed in the corresponding window.<br />

If a trace is turned off, the markers and marker functions attached to the trace are also switched off. If<br />

the trace is switched on again (VIEW, CLR/WRITE;..), these markers, along with any coupled functions<br />

will be restored to their original positions. A prerequisite for the restoration of the marker positions is that<br />

individual markers have not been used on another trace or that the sweep data (start/stop frequency for<br />

span > 0 or sweep time for span = 0) have not been changed.<br />

1088.7531.12 4.177 E-15

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