2 Performance Tests
30 Keysight E4416A/E4417A Power Meters Service Guide
6 Set the filter length:
– Press .
– Highlight the Filter parameter using the up/down arrow keys.
– Scroll through the Filter values by pressing . Select a value of
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 .
7 Zero the power meter:
Press
, . Wait approximately 10 seconds for the wait symbol to
disappear.
8 Wait 30 seconds then verify that the power meter’s reading is within ±0.05 μW.
Record the reading.
Table 2-1 Zero Test Results
When switching the range calibrator to STANDBY, allow enough time for the
range 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.
Min Channel A Actual Results Channel B Actual Results
(E4417A Only)
Max
–76.40 nW _________________ _________________ +76.40 nW
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