Download Receive Four Square System

Table of Contents
Introduction
DXE-RFS-2P Receive Four Square Array Controller and Switch Package
DXE-RFS-TS2P Complete Receive Four Square Array Package
System Overview
Features
Prerequisite
Additional Parts Required, Not Supplied
Example of Array Performance
Site Selection
Proximity to Transmitting Antennas
Topographical Considerations
Site Selection in Relation to Noise Sources
Ground System
Lightning Protection
Sizing the Array
Four Square Layout
System Operational Overview
Installation
Active Antenna Elements
Station Feedline, Active Antenna Feedline and Delay Lines
Active Antenna Feedlines
Delay Lines
Control and Power Connections
Default Configuration
Alternate Configurations
Supplying Power Using the Feedline
Directional Control Using the Feedline
DXE-RFS-2 and Active Element Power
Directional Control
Internal Jumper Selection
Default Jumper Configuration Settings
Powering Through the Feedline
Directional Control Using the Feedline
Optimizing the Array
Front-to-Rear (Null) Optimizing
Optional Items
Technical Support and Warranty
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Figures, Tables, and Diagrams
Azimuth Patterns for an Optimized 40 meter Array
Figure 1 - Site Selection Clear Distance
Table 1 - Array 1500 Watt ERP Safety Distance
Table 2 - Array Side Lengths
Figure 2 - Layout of the DXE-RFS-TS2P Four Square System
Figure 3 - Active Element L1MF Jumper Locations
Table 3 - Examples of DLY3 Required Length
Figure 4 - Diagonal Dimensions
CC-8 and RFS Connectors
DXE-RFS-TS2P Default Connection Diagram Using Factory Jumper Settings
Diagram 2 - Alternate Configuration
Diagram 3 - Alternate Configuration
Table 4 - BCD Directional Control Matrix
Table 5 - Differential Voltage Control Matrix
Figure 5 - Jumper Locations and Default Settings
Operation Pattern Diagram
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