Technical Manual
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ATLAS 4500 Multimode Station Technical Manual July 2021
700/800 MHz Circuit
Descriptions
This chapter contains descriptions of the following 700/800 MHz ATLAS 4500
internal components. For each of the following components, this chapter contains
a general description and a schematic description:
•
767-870 MHz Exciter Module
•
792-825 MHz Receiver Module
•
760-870 MHz Power Amplifier
•
Controller Board
•
Audio Logic Board
•
Power Supply
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767-870 MHz Exciter Module
This section contains information on the following Exciter Module components:
•
Frequency Synthesizers
•
TX VCO Board
•
Reference Clocks
•
RF Carrier Generation & Modulation
•
RF Filter Amp Section
•
DPD Loop
•
Exciter DC Supplies
A p p e n d i x