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Heathkit HA-10 User Manual

Heathkit HA-10
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Heathkit HA-10 Specifications

General IconGeneral
BrandHeathkit
ModelHA-10
CategoryAmplifier
LanguageEnglish

Summary

Input and Driver Amplifier Stages

V1-V4 Tube Configuration

Configuration of the four 811A tubes used as input and driver amplifiers.

Neutralizing Capacitor C9

Component C9 used for neutralization in the amplifier stages.

Final Amplifier Stage

V5-V6 Tube Configuration

Configuration of the two 866A tubes acting as the final amplifier output.

Filament Choke L2

Inductor L2 serving as a filament choke for the amplifier tubes.

Tuning and Band Switching

Band Switch Assembly

Rotary switch for selecting different frequency bands.

Tuning Capacitor C10

Capacitor C10 used for tuning the amplifier circuit.

Metering and Controls

Meter Switch Assembly

Rotary switch for selecting various meter functions.

Relative Power Sensitivity Control R12

Potentiometer R12 for adjusting relative power sensitivity.

Power Supply and Output

Rectifier and Filter Components

Components related to the high-voltage power supply rectification and filtering.

RF Output Network

Output network including inductors L3 and L4 for impedance matching.

Notes and Specifications

Operational Notes

Important notes regarding switch positions and component details.

Component Value Notes

Notes specifying resistor and capacitor value conventions.

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