Analog/Digital If Troubleshooting; What You Will Find In This Chapter - Keysight N8973B Service Manual

Keysight NFA Series Noise Figure Analyzers
Service Guide
7

Analog/Digital IF Troubleshooting

What You Will Find in This Chapter

The following information is presented in this chapter:
1. Theory of operation of the IF section.
2. Isolating the cause of a hardware problem by verifying the functionality of
The NFA Series Noise Figure analyzers come standard with 25 MHz analyzer
BW.
The following sections provide for each assembly a description of how the
assembly works and then gives information to help you troubleshoot the
assembly. Each description explains the purpose of the assembly,
describes the main components, and lists external connections to the
assembly.
assemblies in the IF section signal path.
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