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General| Brand | Kenwood |
|---|---|
| Model | KR-2090 |
| Category | Stereo Receiver |
| Language | English |
Overview of internal components and layout of the device.
Step-by-step instructions for threading the dial cord.
Procedure for removing and replacing power transistors.
Functional block diagram illustrating signal flow for KR-2090.
Diagram showing signal levels at various points in the KR-2090 circuit.
Functional block diagram illustrating signal flow for KR-3090.
Diagram showing signal levels at various points in the KR-3090 circuit.
Detailed list of components for the KR-2090 model.
Detailed list of components for the KR-3090 model.
General list of miscellaneous and tuner-specific parts.
Listing of resistors, fuses, and semiconductor components.
Details on potentiometers, switches, coils, and filtering components.
Comprehensive list of capacitor types and values.
Listing of resistors, fuses, and semiconductor components for KR-3090.
Details on potentiometers, switches, and other miscellaneous parts.
Component list for KR-3090, focusing on capacitors.
Listing of semiconductor components and variable resistors.
Details on switches, fuses, and other miscellaneous parts.
Explains how to interpret carbon resistor part numbers.
List of required instruments and important notes for performing adjustments.
Detailed adjustment steps for the FM tuner section.
Detailed adjustment steps for the AM tuner section.
Procedure for checking and adjusting bias current.
Table of maximum voltage, current, and temperature ratings for components.
Guide for replacing semiconductor components with alternative parts.
Diagram showing the layout of the audio PC board.
Detailed technical specifications for the amplifier and FM tuner sections.
Technical specifications for the AM tuner section and general device parameters.
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