LIST OF ILLUSTRATIONS

CE-1008

TABLE OF CONTENTS (Cont)

Page

DESCRIPTION OF COMPONENTS (cont)

ANTENNA CONTROL POWER SUPPLY ................................................................................................

5-49

General ........................................................................................................................................

5-49

Theory of Operation......................................................................................................................

5-49

(1) Function of Operating Controls and Indicators .....................................................................

5-53

(2) Location and Function of Test Points and Adjustments ........................................................

5-53

Alignment and Adjustment Procedures .........................................................................................

5-53

Schematic Diagram and Parts List ................................................................................................

5-56

15.

DIRECTION FINDING DISPLAY SCOPE ................................................................................................

5-56

General ........................................................................................................................................

5-56

Description of Modifications ..........................................................................................................

5-56

Modulator Circuit Board ................................................................................................................

5-61

Demodulator Circuit Board............................................................................................................

5-61

Writing Gun Relay Driver..............................................................................................................

5-61

APPENDIX I

LIST OF ILLUSTRATIONS

Figure

No.

Title

1-1

Antenna System QRC-280(A), Equipment Supplied......................................................................

1-0

1-2

Antenna System, PS-135-1, Overall Block Diagram .....................................................................

1-11

1-3

Antenna Positioning and Drive Circuits, Simplified Schematic Diagram ........................................

1-13

1-4

Scan Generator, Simplified Block Diagram ...................................................................................

1-17

1-5

Cable Wrap Circuit, Simplified Schematic Diagram ......................................................................

1-20

1-6

Polarization Diversity Circuits, Simplified Schematic Diagram ......................................................

1-23

1-7

Beam Width Control and Indicating Circuits, Simplified Schematic Diagram.................................

1-25

1-8

Radome-Platform Blower and Control Circuits, Simplified Schematic Diagram .............................

1-28

1-9

Radome-Platform Pressure Safety Switch and Indicator Circuits, Simplified Schematic Diagram .

1-29

1-10

Radome-Platform Deicer Circuit, Simplified Schematic Diagram ..................................................

1-33

1-11

Frequency vs. Feed Position, Typical Chart ..................................................................................

1-35

Revised January 22, 1968