Input
Range
Actual
Level
(dB)
NF (dB)
(dBm)
-----
0.125
-----
0.5
-55
1
-56
2
-57
3
-58
4
-59
5
-60
6
Model N8973A: Test Records
Noise Figure Range and Accuracy Test Record
Noise Figure Range and Accuracy Test Record
Results: 4.5 - 6.5dB Noise Source ENR
Measured
NF (dB)
110
Noise Figure
Instrument
Measurement
Uncertainty
Range (dB)
(dB)
0 - 20 dB
Specification
Pass/
(dB)
Fail
± 0.05dB
± 0.05dB
± 0.05dB
± 0.05dB
± 0.05dB
± 0.05dB
± 0.05dB
± 0.05dB
Appendix A