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Heathkit HR-10B User Manual

Heathkit HR-10B
53 pages
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PRICE
$2.00
HEATHKIT®
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J.VL.A..NU.A.L
Copyright
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1967
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AMATEUR
BAND
RECEIVER
MODEl
HR-1.08
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Heathkit HR-10B Specifications

General IconGeneral
IF455 kHz
Image Rejection40 dB
TuningContinuous with bandspread
ModesCW
Sensitivity1 uV for 10 dB S+N/N
Power Supply117 VAC 50/60 Hz
Dimensions15" W

Summary

Specifications

Introduction

Circuit Description

RF Amplifier - Mixer Oscillator

Amplifies incoming RF signal and mixes it with oscillator frequency.

IF Amplifier

Amplifies intermediate frequency signal and filters it for selectivity.

Detector-Audio Output

Detects audio signal and amplifies it for speaker output.

Power Supply

Rectifies and filters AC voltage to provide DC power.

Construction Notes

Parts List

Proper Soldering Techniques

Step-By-Step Assembly

Parts Mounting

Instructions for mounting various components and hardware onto the chassis.

Transformer Wiring

Connects the power and audio output transformer leads according to wiring diagrams.

Harness Wiring

Connects various wires from the wiring harness to specific terminals and sockets.

Component Installation

Installs resistors, capacitors, and other electronic components onto the circuit board.

Initial Test

Alignment

IF Transformer Alignment and Meter Zero Adjustment

Adjusts IF transformers and the meter for proper signal reception.

Front End Alignment

Aligns the front end assembly for optimum radio frequency reception.

Front End Alignment Chart

A chart detailing alignment frequencies and adjustments for each band.

Final Assembly

Installation and Operation

Installs labels, covers, and describes control functions for operation.

Controls

Explains the function of each front panel control.

AM Operation

Provides settings for operating the receiver in AM mode.

CW Operation

Provides settings for operating the receiver in CW mode.

SSB Operation

Provides settings for operating the receiver in SSB mode.

Antenna

Specific Problems

Service Information

Replacements

Information on how to order replacement parts and the process for returns.

Shipping Instructions

Warranty

Replacement Parts Price List

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