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Hunter Bandit 2000C - User Manual

Hunter Bandit 2000C
80 pages
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Hunter Bandit 2000C Specifications

General IconGeneral
BrandHunter
ModelBandit 2000C
CategoryAmplifier
LanguageEnglish

Summary

Specifications

Introduction

Band Coverage and Power Output

Details the amplifier's performance, frequency coverage, and power output capabilities.

Tube Complement

Describes the type and number of zero bias triodes used in the amplifier.

Power Supply

Explains the self-contained solid-state voltage doubler power supply circuit.

Output Network

Explains the pi matching network for antenna impedance matching.

Metering

Describes the front panel meters for plate current/voltage and wattmeter.

Controls

Lists the front panel controls available on the unit.

Rear Panel Connections

Details the connection points available on the rear panel.

Connections

Explains connections between exciter, Bandit, and antenna system.

Input Power

Details power requirements and voltage conversion for operation.

Circuit Description

RF Section

Explains the operation of the grounded grid RF amplifier section.

Power Supply Circuit

Details the full-wave voltage doubler power supply circuit.

Output Power Monitor

Describes the wattmeter circuit and its function in measuring output power.

Antenna Changeover

Explains the automatic antenna changeover relays and their function.

Construction Notes

Preparation Before Assembly

Lists recommended preparations and tools before starting assembly.

Soldering Instructions

Proper Soldering Technique

Provides detailed steps for achieving good solder joints.

Solder Joint Appearance

Describes the characteristics of a proper solder joint.

Step-by-Step Procedure

Initial Chassis Component Mounting

Locating and mounting initial components on the chassis and support.

Printed Circuit Board Assembly

Identifying and preparing components for the printed circuit board.

Front Panel Component Mounting

Mounting components onto the front and back-up panels.

Wiring and Connecting Components

Connecting various wires, relays, and terminal boards.

AC Power Switch and Control Wiring

Installing the AC power switch and wiring control circuits.

Auxiliary Antenna Loading Switch Assembly

Mounting and wiring the auxiliary antenna loading switch components.

Meter Switch and Front Panel Wiring

Preparing and wiring meter switches and connecting front panel components.

Final Component Mounting and Knob Setting

Mounting final components, setting knobs, and aligning panels.

Connecting RF Components and Inductor

Wiring band switch connections, RF chokes, and capacitors.

Cable and Wire Harness Connections

Preparing and connecting various cables and wires.

Transformer and Fan Assembly Wiring

Wiring fan connections and transformer leads.

Line Cord and Final Connections

Installing line cord and making final component connections.

Tests and Adjustments

Pre-Power On Checks

Instructions for initial checks before applying power.

Applying Power and Initial Checks

Procedure for applying power and verifying initial readings.

High Voltage Safety Precautions

Critical warnings regarding high voltage and discharge procedures.

Attaching Feet and Positioning Chassis

Instructions for attaching feet and placing the chassis.

Installation and Connections

Placement and Ventilation Requirements

Guidance on unit placement for adequate air circulation.

Exciter and Antenna Compatibility

Specifications for exciter output impedance and antenna impedance.

Connecting Transceiver and Antenna

Instructions for connecting the Bandit to transceiver and antenna.

Tuning Procedure

Initial Band and Control Settings

Recommended initial settings for band switch and tuning controls.

Exciter Power and Unit Activation

Steps for powering on the unit and setting exciter output.

Tuning and Loading Controls

Procedure for adjusting tuning and load controls for maximum output.

Critical Tuning Power Warning

Important safety warning regarding tuning with full power.

Normal Operating Conditions

SSB Operating Guidelines

Recommended plate current levels for SSB operation.

CW Operating Guidelines

Recommendations for limiting input power during CW operation.

In Case of Difficulty

Basic Troubleshooting Steps

General checks for wiring, solder joints, filaments, and debris.

Voltage Checks and Safety

Comparing voltage readings and safety precautions during measurement.

Troubleshooting Specific Issues

Guidance for resolving specific problems like TVI and referring to tables.

Service Instructions

Contacting Hunter Sales for Support

Procedure for contacting the manufacturer for assistance.

Returning Unit for Service

Instructions and considerations for returning the unit for repair.

Replacement Parts

Requesting Replacement Parts

Procedure for requesting faulty components from the manufacturer.

Parts Policy and Exclusions

Details on replacement policy and exclusions for damaged parts.

Warranty

Warranty Terms and Duration

Details the warranty period and coverage for defects.

Warranty Limitations and Exclusions

Outlines limitations, exclusions, and void conditions for the warranty.