User's Manual
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Multi-carrier RF Power Amplifier
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Table Of Contents
Revision Record
Table of Contents
List of Figures
List of Tables
Chapter 1 Product Description
Introduction
Scope of Manual
Product Description
Functional Description
Figure 1-1 MCPA Front and Rear Views
Figure 1-2 MCPA Functional Block Diagram
Preamplifier
Main and Error Amplifiers
Feed-forward Loop Control Circuits
Pilot Tone Generator
Controller
Cooling
Power Distribution
Derating
Table 1-1. Derating
Chapter 2 Controls and Indicators
Introduction
MCPA Controls and Indicators
Figure 2-1 MCPA Controls and Indicators
MCPA Alarms
Table 2-1 MCPA Controls and Indicators
Table 2-2 MCPA Alarm States
MCPA Connectors
Figure 2-2 MCPA Interface Connector
Table 2-3 MCPA Connector Pinouts
Chapter 3 Installation
Introduction
Unpacking and Inspection
Table 3-1 Unpacking the MCPA
Damaged Equipment
Air Conditioning Requirements
MCPA Installation Instructions
Table 3-2 Install the MCPA
Figure 3-1 MCPA Quarter-turn fasteners and Connectors
Initial Start-up and Operating Procedures
Table 3-3 Initial MCPA Start-up
Chapter 4 Maintenance
Introduction
Periodic Maintenance
Table 4-1 Recommended Periodic Maintenance
MCPA Performance Tests
Troubleshooting
Table 4-2 Troubleshooting
MCPA Removal and Replacement
Table 4-3 MCPA Removal and Replacement
Return For Service Procedures
Obtaining An RMA
Repackaging for Shipment
Chapter 5 Specifications
Multi-Carrier Power Amplifier Specifications
Table 5-1 MCPA Specifications
G3L-850-
180
Power Distribution
044-05
454 Rev A
1-5
Tab
le 1-
1. Derat
ing
DC V
oltage
RF Output Derating
26 VDC to 30 VDC
None
25 VDC to
25.9 VDC
1.0 dB
24 VDC to
24.9 VDC
1.5 dB
21.5 VDC to 23.9 VDC
2.0 dB
Below 21.5
VDC
No Power/Alarm Condition
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