Agilent Technologies E4416A Service Manual page 55

2 Performance Tests
8 Set the range calibrator as follows:
• RANGE: 100 mW
• POLARITY: NORMAL
• FUNCTION: STANDBY
• REF SWITCH: EXT
• LINE: OFF
When switching the range calibrator to STANDBY, allow enough time for the range
N O TE
calibrator to settle to its zero value before attempting to zero the power meter. This
settling would appear on the power meter display as downward drift. When the drift
has reached minimum, (typically less than 60 seconds), the range calibrator is settled.
9 Set the DC calibrator as follows:
• SET VALUE: 0 (ZERO)
• FUNCTION: DC
• OUTPUT: OFF
10 Set the filter length:
• Press
• Highlight the Filter parameter using the up/down arrow keys.
• Scroll through the Filter values by pressing
MAN.
• Highlight the filter length using the forward arrow key. Press
The Filter Length pop- up window is displayed. Set the filter length to
512.
• Press
11 Zero the power meter:
Press
wait symbol to disappear.
12 Set the DC calibrator output to 144.93 mV, and set the output switch to '+'.
34
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Channel
.
Enter
.
Zero
Zero
, . Wait approximately 10 seconds for the
Cal
Change
. Select a value of
E4416A/E4417A Power Meters Service Guide
Change
.