Keysight Technologies E4417A Service Manual page 161

Table D-3 Combined Standard Uncertainty
Power
μ
3.16 W
μ
10 W
μ
31.6 W
μ
100 W
μ
316 W
1 mW
3.16 mW
10 mW
31.6 mW
100 mW
Keysight E4416A/E4417A Power Meters Service Guide
Measuremet Uncertainty Analysis - Instrument Accuracy Test
U(TSE)
μ
0.0097 W
μ
0.009 W
μ
0.0095 W
μ
0.035 W
μ
0.03 W
0.00007 mW
0.00022 mW
0.00069 mW
0.0022 mW
0.0092 mW
U(MV) (Converted)
μ
0.00946 W
μ
0.00946 W
μ
0.00946 W
μ
0.00946 W
μ
0.042 W
0.000042 mW
0.000389 mW
0.000389 mW
0.00095 mW
0.00095 mW
uc(y)
μ
0.0135 W
μ
0.0131 W
μ
0.0134 W
μ
0.0363 W
μ
0.0516 W
0.000082 mW
0.000447 mW
0.000792 mW
0.00239 mW
0.00924 mW
D
k uc(y)
k = 2
μ
0.0271 W
μ
0.0262 W
μ
0.0268 W
μ
0.0725 W
μ
0.1032 W
0.00016 mW
0.00089 mW
0.00158 mW
0.00479 mW
0.01850 mW
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