AR 10037990, Operating And Service Manual, Page: 19 / 54

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CONTENTS
CONTENTS ....................................................................................................................... 3
1. DESCRIPTION AND SPECIFICATIONS ........................................................ 1
1.1 TWTA Description ................................................................................................. 1
1.2 Suggested Applications .......................................................................................... 1
1.3 Specifications ......................................................................................................... 1
1.4 Accessories ............................................................................................................. 1
1.5 Test Data Sheet ....................................................................................................... 2
2. THEORY OF OPERATION ............................................................................... 5
2.1 Design of the Amplifier .......................................................................................... 5
2.2 Description of the RF Circuit ................................................................................. 5
2.3 Description of the Power Supply............................................................................ 6
3. OPERATION ........................................................................................................ 7
3.1 Warnings and Cautions .......................................................................................... 7
3.2 Installation .............................................................................................................. 8
3.2.1 Unpacking .............................................................................................................. 8
3.2.2 Mounting ................................................................................................................ 8
3.2.3 Cooling Requirements ............................................................................................ 9
3.2.4 AC Line Power Connections .................................................................................. 9
3.2.5 RF Connections .................................................................................................... 10
3.2.6 Waveguide Installation ......................................................................................... 10
3.2.7 External Interlock Connector ............................................................................... 11
3.3 Front Panel Features ............................................................................................. 12
3.4 Front Panel Display and Soft Keys ...................................................................... 13
3.5 Rear Panel Features .............................................................................................. 17
3.6 Initial Turn On and Warm-up Procedure.............................................................. 18
3.7 Emergency Bypass Operation .............................................................................. 19
3.8 Remote IEEE-488 Operation ................................................................................ 19
3.9 Pulsed Operation .................................................................................................. 24
4. MAINTENANCE ............................................................................................... 25
4.1 Safety Warning ..................................................................................................... 25
4.2 Unauthorized Repairs ........................................................................................... 25
4.3 Preventive Maintenance ....................................................................................... 25
4.4 Troubleshooting ................................................................................................... 26
4.5 Non-Repairable Modules ..................................................................................... 27
5. TECHNICAL DOCUMENTATION ................................................................ 29
5.1 Schematics ............................................................................................................ 29
5.2 Sample Program for IEEE-488 Communication .................................................. 31