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Hammarlund HQ-110 - User Manual

Hammarlund HQ-110
22 pages
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Summary

The HQ-110 Communications Receiver

Tube Complement

Introduction

Installation

Unpacking and Connections

Guide for unpacking, connecting speakers, and power sources.

Antenna Setup

Instructions for installing single wire or folded dipole antennas.

Operation

Reception Modes Settings

Control settings for AM, CW, and SSB reception modes.

Calibration and Break-in Relay

Procedures for dial calibration and break-in relay setup.

Circuit Theory

Receiver Circuitry Overview

Explains preselection, converter, IF amplifier, and AVC systems.

Key Circuit Functions

Details S-meter, detector, noise limiter, BFO, calibrator, and audio amp.

Service and Alignment Procedure

Adjusting Slugs and IF Alignment

Guide for adjusting slugs and performing IF transformer alignment.

RF and Calibrator Alignment

Procedures for RF alignment and crystal calibrator adjustment.

Parts List

Capacitors and Small Components

List of capacitors, clock, crystal, and pilot lamps.

Other Components

List of connectors, coils, resistors, switches, and transformers.

Hammarlund HQ-110 Specifications

General IconGeneral
TypeCommunications Receiver
IF Frequencies455 kHz
ModesAM, CW
Power Supply117 VAC, 50-60 Hz
Tubes6BA6, 6BE6, 6AQ5, 5Y3

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