Specifications
Performance Tests
Instrument Accuracy Test
2-14 Agilent E4418B/E4419B Service Guide
14. Set the DC calibrator output to the values shown in Table 2-4. For 
each setting, set the filter length of the power meter to the 
corresponding value, and verify that the power meter reading is 
within the limits shown. Refer to step 10 for details on how to 
setup the filter length
.
Note  The test limits shown in this table do not take into account the 
corresponding measurement uncertainty values.
Table 2-4: Instrument Accuracy Results
DC 
Calibrator 
Setting
Effective 
Power 
Applied
Power 
Meter 
Filter 
Setting
Meas 
Unc
Lower 
Limit
Ch A 
Result
Ch B 
Result
Upper 
Limit
458.31uV 3.1623 uW 256 0.028 uW 3.0977uW 3.2269uW
1.4493mV 10uW 256 0.027 uW 9.904 uW 10.096uW
4.5831mV 31.6228uW 256 0.027 uW 31.428uW 31.819uW
14.493mV 100uW 64 0.073 uW 99.49uW 100.51uW
45.831mV 316.2278uW 64 0.104 uW 314.72uW 317.74uW
144.93mV 1mW 16 0.2 uW 0.9954mW 1.0047mW
459.12mV 3.1623mW 16 0.9 uW 3.1477mW 3.1769mW
1.4588V 10mW 16 1.6 uW 9.954mW 10.046mW
4.6872V 31.6228mW 16 4.8 uW 31.477mW 31.769mW
15.588V 100mW 16 18.5 uW 99.54mW 100.46mW
4402serv.book Page 14 Tuesday, October 14, 2003  3:18 PM










