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Xicom XT-50 User Manual

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OPERATION AND INSTALLATION MANUAL
XT-50, XT-80 AND XT-100
ANTENNA MOUNT TWT POWER AMPLIFIERS

Table of Contents

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Xicom XT-50 Specifications

General IconGeneral
BrandXicom
ModelXT-50
CategoryAmplifier
LanguageEnglish

Summary

General Description

Overview

Provides a general overview of Xicom Technology antenna-mount power amplifiers.

Control and Status Interface

Details the external control and status interfaces for the amplifiers.

Performance Specifications

Outlines the performance specifications for C-Band, X-Band, and Ku-Band models.

Installation

Introduction

Describes unpacking, inspecting, and installing the amplifiers.

Unpacking and Inspection

Details procedures for inspecting the amplifier and its shipping container for damage.

Mechanical Installation

Discusses mounting the amplifier and references mounting dimensions.

Waveguide Connection

Explains how to connect the RF output waveguide port to the feed system or antenna.

Air Ducting

Covers requirements for air inlet and exhaust ports for proper cooling.

Prime Power Connections

Details the location of the prime power input connector and its wiring.

Fuses

Identifies the type and rating of input AC power fuses.

Controller Connections

Explains how the amplifier connects to the external controller via connector J1.

Control and Monitor Interfaces

Shows pinouts for the control interface connector J1 and lists interface classes.

Control Interface

Describes five control inputs for the amplifier, including AC Power ON and High Voltage ON.

Digital Status Circuits

Explains isolated digital status interface circuits and their biasing.

Analog Status Circuits

Details analog status signals like Helix Current and High Voltage Monitor.

Output Voltage Circuits

Describes available output voltages for external use, such as +15 VDC and +24 VDC.

Detected Power Calibration

Explains temperature compensated detector diodes and backoff readings.

Standard Interconnect Cable

Describes the standard cable used to connect the amplifier to XICOM controllers.

RF Connectors

Details the RF input, RF sample, and RF output waveguide connectors.

Operation

General

States the need for an external controller and recommends logging operating time.

Operating Modes

Lists the five amplifier operating modes: Heater Delay, Heater Standby, Standby, High Voltage ON, and Fault.

High Voltage ON Mode

Explains amplifier behavior when high voltage is active, amplifying RF signals.

Fault Mode

Describes conditions that trigger fault detection and amplifier shutdown.

Clearing Faults

Outlines methods for clearing faults, such as cycling HV or using the Fault Reset control.

Control Signals

Details control signals like AC Power ON, High Voltage ON/OFF, Heater Standby, and Fault Reset.

Status, Digital

Describes digital status indicators like Helix/Arc Fault, Heater Timer Complete, and TWT Temperature Fault.

Status, Analog

Explains analog status signals such as RF Output Power, Helix Current, and TWT Temperature.

Pre-Power Check

Lists checks to ensure proper operation and prevent damage before applying power.

Turn-On Sequence

Provides step-by-step instructions for turning on the amplifier and applying RF signals.

Maintenance & Service

Preventative Maintenance

Describes periodic inspection and cleaning of the amplifier exterior and cooling fins.

Remove Lower Deck Cover

Provides step-by-step instructions for removing the lower deck cover for access.

Service and Repair

States that special training and equipment are required for servicing the amplifiers.

Return Authorization

Explains how to obtain an RMA number for returning the amplifier.

Re-Shipment

Provides guidelines for packing and shipping the amplifier for return.

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