CHAPTER 3
THE DATA DISPLAY GROUP
AN/UYA-4(V)
INTRODUCTION
The majority of maintenance actions performed on the Combat Direct System
(CDS) involve the tactical display system. Tactical display systems have been in use
as part of the Naval Tactical Data System (NTDS) since the late 1950s. During this
time, the design of the tactical display system has evolved and undergone many
modifications and improvements.
This chapter will introduce you to the Data
Display Group AN/UYA-4(V).
After completing this chapter you should be able to:
State the purpose of the Data Display Group AN/UYA-4(V)
Describe the relationship between the Data Display Group
AN/UYA-4(V) and the Combat Direction System
Describe the sensor data signal flow in the Data Display Group
AN/UYA-4(V)
Describe the basic operation of the radar azimuth converter
Describe the function of the radar data distribution switchboard
Describe the signal flow of tactical data between the Combat Direction
System computer and the Data Display Group AN/UYA-4(V)
Describe the purpose and operation of the pulse amplifier/symbol
generator
Describe the functional operation of the plan position indicator
Describe the functional operation of the video signals simulator
Describe the function of the test message generator
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