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General| Tuning Range | FM, MW |
|---|---|
| Total Harmonic Distortion | 0.5% |
| Inputs | Phono, Tuner, Aux, Tape |
| Damping Factor | 40 |
| Signal to Noise Ratio | 70dB (phono), 90dB (line) |
| Speaker Load Impedance | 4Ω to 16Ω |
| Input Sensitivity | 250mV (line) |
| Output | Tape |
Detailed electrical and performance characteristics of the STR-6065 receiver.
Explanation of the function and operation of all receiver stages and controls.
Lists essential tools for performing disassembly and replacement tasks on the STR-6065.
Guide to understanding hardware codes used in the service manual for accurate identification.
Step-by-step instructions for safely removing the top cover and bottom plate.
Procedures for detaching the front panel, allowing access for servicing.
Detailed instructions on how to correctly restring the dial cord for the tuning mechanism.
Steps to calibrate the dial scale and pointer after component replacement.
Instructions for removing and installing a replacement dial scale.
Guide for replacing the meter lamp and stereo indicator lamp.
Procedure for replacing the tuning meter if it becomes defective.
Steps for replacing various controls and switches on the front panel and chassis.
Instructions for detaching the rear panel to access internal connections.
Method for replacing components fastened to the rear panel with rivets.
Detailed procedure for replacing the output power transistors safely and correctly.
Diagram showing the internal arrangement of the unit's main boards and components.
Procedure for aligning the FM intermediate frequency strip using ceramic filters.
Steps for adjusting the FM discriminator transformer for optimal tuning accuracy.
Procedure for setting the muting circuit to eliminate interstation noise effectively.
Instructions for aligning the FM tuner's frequency range and dial calibration accuracy.
Procedure for optimizing stereo separation to reduce distortion and improve sound quality.
Steps for aligning the AM intermediate frequency strip using sweep and RF signal generators.
Procedure for aligning AM frequency coverage and tracking across the band.
Critical adjustments for DC bias and balance in the power amplifier section for optimal performance.
Illustrates component placement and wiring on the Loudness Control Board.
Shows component layout and wiring on the Equalizer Board.
Diagram detailing component layout and connections for the FM Front End section.
Diagram illustrating component placement and connections for the FM I-F Board.
Shows component placement and wiring for the MPX Decoder Board.
Diagram illustrating component layout and connections for the AM I-F Board.
Shows component placement and wiring for the Power Amplifier Board.
Diagram detailing component layout and connections for the Power Supply Board.
Complete schematic diagram for the Tuner section of the STR-6065 receiver.
Complete schematic diagram for the Audio section of the STR-6065 receiver.
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