Theory Of Operation; Information In This Chapter; Chapter Five At-A-Glance - Keysight N9912A Service Manual

Keysight N9912A RF Analyzer
Service Guide
5

Theory of Operation

Information in This Chapter

This chapter provides a general description of the operating theory of the
N9912A analyzer.
— Theory of operation is explained to the assembly level only.
— Component-level circuit theory is not provided.
— Simplified block diagrams are included for each functional group.

Chapter Five at-a-Glance

Section Title
Analyzer System Operation
Front Panel Group
Measurement Group
Operation in Modes
Temperature Related
Information
User Calibration in CAT and NA
Modes on page 5-27
Firmware Related Information
Summary of Content
A summary of the theory of operation for the analyzer.
A summary of the operation of the major functional groups
of the analyzer.
Operation of the assemblies associated with the front panel
group of assemblies.
Operation of the assemblies associated with the
measurement group of assemblies.
Description of the different operating modes and what
hardware is used in each mode.
Information about temperature sensors and how the
analyzer responds to temperature information gathered.
Descriptions of one port and two port calibrations for the
CAT and NA modes of operation.
Information about firmware and firmware upgrades.
5-1
Start Page
page 5-2
page 5-4
page 5-6
page 5-20
page 5-26
page 5-27
page 5-29