Keysight N8976B

506 Keysight NFA Series Noise Figure Analyzers Service Guide
Functional Tests
Frequency Response (Flatness)
Figure 17-5 Frequency Response Test Setup
Procedure
1. Zero and calibrate the power meter and power sensor as described in the
power meter operation manual.
2. Configure the equipment as shown in Figure 17-5.
3. Assure the signal analyzer’s built-in auto alignment has been performed
within the last 24 hours.
Power Splitter
a
Frequency Range: 50 MHz to 26.5 GHz
Tracking between ports: < 0.25 dB
11667B
Power Splitter
b
Frequency Range: 50 MHz to 44 GHz
Tracking between ports: < 0.4 dB
11667C
Synthesized Sweeper Frequency Range: 50 MHz to maximum frequency of
NFA
PSG
a. For N8973B, 74B, 75B
b. For N8976B
Item
Critical Specifications
(for this test)
Recommended
Keysight Model
Connect the power splitter to the signal analyzer input using the
appropriate adapter. Do not use a cable.