Keysight NFA Series Noise Figure Analyzers Service Guide 489
Functional Tests
Test Equipment
Test Equipment
The table below summarizes the test equipment needed to perform all of the
functional tests. Alternate equipment model numbers are given in case the
recommended equipment is not available. If neither the recommended nor the
alternative test equipment are available, substitute equipment that meets or
exceeds the critical specifications listed.
Table 17-1
Analyzer
Model
Item Critical Specifications
Recommended
Keysight Model
Alternate
Keysight
Model
Adapters
N8973B,
74B, 75B
3.5 mm (f) to 3.5 mm (f)
(connector saver for source)
Frequency: 10 MHz to 26.5 GHz
VSWR: < 1.1:1
83059B
1250-1749
N8976B 2.4 mm (f) to 2.4 mm (f) Frequency: 10 MHz to 44 GHz
VSWR: < 1.1:1
11900B
N8976B 2.4 mm (f) to 3.5 mm (f)
(connector saver for source)
Frequency: 10 MHz to 26.5 GHz
VSWR: < 1.1:1
11901B
All BNC (f) to SMA (m) Frequency: 40 MHz 1250-1200
All Type N (f) to Type N (f) Frequency: 10 MHz to 18 GHz
VSWR: < 1.05:1
1250-1472 1250-0777
All Type N (m) to 3.5 mm (m) Frequency: 10 MHz to 18 GHz
VSWR: < 1.1:1
1250-1743
All Type N (m) to 3.5 mm (f) Frequency: 10 MHz to 18 GHz
VSWR: < 1.1:1
1250-1744
All Type N (f) to 3.5 mm (f) Frequency: 10 MHz to 18 GHz
VSWR: < 1.1:1
1250-1745
All Type N (m) to BNC (f) Frequency: 10 MHz to 1 GHz
VSWR: < 1.05:1
1250-1476
Attenuators
All 10 dB Step Attenuator Frequency: 50 MHz
Range: 0 to 70 dB
8495A 8496A
All 10 dB Fixed Attenuator
(2 required)
Frequency: 50 MHz
VSWR: < 1.2:1
8493C Option 010 8493A Option
010
or
8493B Option
010
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