RIGOL DSA875 - Manual (Page 118)

RIGOL Chapter 2 Front Panel Operation
User’s Guide for DSA800 Series 2-66
Table 2-41 Average Number for EBW Measurement
Parameter Description
Default 10
Range 1 to 1000
Unit N/A
Knob Step 1
Direction Key Step 1
2. Avg Mode
Set the average operation mode to “Exp” or “Repeat” and the default is “Exp”.
 When “Exp” is selected, the result is the exponential average of the
current N (N is specified in “Avg Num”) measurement results.
 When “Repeat” is selected, the result is the arithmetic average of the
current N (N is specified in “Avg Num”) measurement results.
3. Max Hold
Enable or disable max hold and the default is “Off”.
 When Max Hold is enabled, each measurement result is compared with
the previous result and the maximum is displayed.
 When Max Hold is disabled, the current measurement result is displayed.
 Max Hold and average measurement mode are mutually exclusive and
average measurement mode will be automatically disabled when Max
Hold is enabled.
4. EBW Span
This span which is the same with the span of the analyzer is the frequency
range for the sweep. Modifying this parameter will also change the span of
the analyzer. You can use the numeric keys, knob or direction keys to modify
this parameter.
Table 2-42 Span for EBW Measurement
Parameter Description
Default 2 MHz
Range 100 Hz to 7.5 GHz
Unit GHz, MHz, kHz, Hz
Knob Step EBW Span/100, the minimum is 1 Hz
Direction Key Step in 1-1.5-2-3-5-7.5 sequence