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250S1G6
User Manuals: AR 250S1G6 RF Power Amplifier
Manuals and User Guides for AR 250S1G6 RF Power Amplifier. We have
1
AR 250S1G6 RF Power Amplifier manual available for free PDF download: Operating And Service Manual
AR 250S1G6 Operating And Service Manual (56 pages)
Brand:
AR
| Category:
Amplifier
| Size: 2 MB
Table of Contents
Table of Contents
15
1 General Information
17
General Description
17
Specifications
17
Power Supplies
17
Protection Circuits
18
Installation
18
Location
18
Power
18
2 Operating Instructions
21
General
21
Control and Indicator Functions
21
Keylock Switch
21
Power Switch
22
Digital Control Panel (DCP) Features
22
Main Power
23
Rf On/Off
23
Reset Function
24
Digital Control Panel (DCP) Operations
24
Rear Panel Features
25
RF GAIN Control
26
Inputs and Outputs
26
RF Input
26
RF Output
26
IEEE-488, USB, and RS-232 Interfaces
26
Safety Interlock Connector
26
Amplifier Operation
27
Local Operation
27
Remote OPERATION
27
IEEE-488 (GPIB) Communication
27
Touch Panel Display Menu Map
27
RS-232 Communication
28
Fiber-Optic Serial Communication
29
USB Communication
29
Ethernet Communication
30
Remote Commands
30
RS-232 Port Settings
30
RS-232 (DCE) Port Pinout Diagram DB-9 Female
30
Fiber-Optic Serial Port Settings
31
Relationship between DCP Controls and Remote Communication
33
3 Theory of Operation
41
Introduction
41
RF Amplifier Operation
41
A1 Pre-Amp (Schematic No. 10033970)
41
A2, A4-A7 Driver Amps (Schematic 10036226, 10028316, 10033603)
42
A12 through A27 Output Power Amplifiers (Schematic 10036226, 10028316, 10033603)
42
A3, A8 through A11 Four-Way Splitter
42
A28 Sixteen-Way Combiner
42
A29 Dual Directional Coupler
43
Detector Assembly
43
Power Supplies (PS1, PS2 and PS3)
43
A31 Regulator Board (Schematic #10031647)
43
Control System
44
A34 Control Panel Assembly (Schematics 10029679, 10030013)
44
A39 Interface Board (Schematic #10020073)
44
A37 ALC Board (Schematic #10023927)
44
4 Maintenance
45
Disassembly Procedure
45
General Maintenance Information
45
Troubleshooting
46
General - Reading Faults
47
The Unit Cannot be Operated Remotely
47
Thermal Fault (Schematic Diagram no 10034514)
47
Amplifier Faults (Schematic Diagram Nos. 10034514)
48
Interlock Fault (Schematic Diagram No. 10034514)
48
Power Supply Faults (Schematic Diagram No. 10034514)
48
ALC Fault
49
Low or no Power Output (DC Tests) (Schematic Diagram No. 10034514)
49
Figures
50
Low or no Power Output (RF Test) (Schematic Diagram No. 10034514)
50
Typical Response at -20 Dbm Input
52
Typical Response at 0 Dbm Input
52
Typical Quad Amp Response
53
Typical Response: Input A3 Front Panel RF Output
53
Typical Four-Way Splitter Insertion Loss
54
Typical Quad Amp Response
55
Typical Sixteen-Way Combiner Insertion and Return Loss: Combined Output Port
55
Typical A1 Preamplifier Response
56
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