12-2 Service Guide
Theory of Operation 8719ET/20ET/22ET
Information on This Chapter 8719ES/20ES/22ES
RF Network Analyzers
Information on This Chapter
This chapter provides a general description of the system, and operating theory of the
network analyzer functional groups. Operation is explained to the assembly level only:
component-level circuit theory is not provided. Simplified block diagrams illustrate the
operation of each functional group. Overall block diagrams are located at the end of
Chapter 4 , “Start Troubleshooting Here.”