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Sansui EIGHT User Manual

Sansui EIGHT
24 pages
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Sansui EIGHT Specifications

General IconGeneral
Power Output60 watts per channel into 8Ω (stereo)
Damping Factor40
Input Sensitivity2.5mV (MM), 150mV (line)
Speaker Load Impedance4Ω to 16Ω
Channel Separation60dB (line)
OutputHeadphones
Frequency Response20Hz to 20kHz

Summary

Switches and Controls Overview

Dial Scales

Displays FM and AM frequencies when the selector is set to the respective mode.

Power Switch

Turns the system on/off and controls power to AC outlets on the rear panel.

Speaker Selection

Allows selection between three pairs of connected stereo speaker systems.

Balance Control and Meter

Adjusts and visually indicates the balance between left and right audio channels.

Tone Controls

Adjusts bass, midrange, and treble frequencies for desired audio response.

Filter and Muting Switches

Controls high-frequency noise, low-frequency rumble, and interstation tuning noise.

Speaker Connections

Connecting Main Speakers

Instructions for connecting the primary set of stereo speakers to SYSTEM-A terminals.

Connecting Additional Speakers

Guidance for connecting SYSTEM-B and SYSTEM-C speaker pairs.

Temporary Speaker Connection

Method for connecting a single speaker for temporary use via SYSTEM-C.

Radio Reception

FM Antenna Connection

Details on connecting folded dipole or outdoor antennas for optimal FM reception.

AM Antenna Setup

Information on using the built-in ferrite bar or outdoor antennas for AM reception.

Tuning FM Broadcasts

Steps for selecting FM stations using the tuning knob and meters.

Record Playing

Connecting Record Players

Instructions for connecting two record players or pickup arms to PHONO inputs.

Listening to Records

Steps for selecting sources, adjusting controls, and playing records.

Humming and Howling Issues

Guidance on preventing hum and howl caused by improper connections or placement.

Tape Playback and Recording

Connecting Tape Decks

Details on connecting tape decks via DIN, pin-jack, or microphone connectors.

Recording Operations

Procedures for recording from various sources using one or two tape decks.

Tape Playback and Monitoring

Steps for playing back tape recordings and monitoring through the amplifier.

Electronic Crossover System

Crossover System Advantages

Highlights benefits like independent amplifier use and superior filter characteristics.

System Connections

Explains how to integrate the EIGHT with an electronic crossover unit and power amplifiers.

Maintenance and Troubleshooting

Eliminating Radio Noise

Methods for reducing AM and FM reception noise from various sources.

FM Muting Adjustor

Procedure for adjusting the muting level to suppress background noise.

Fuse Replacement

Guidance on identifying and replacing blown fuses, including quick-acting and power fuses.

AC Outlets and Grounding

AC Outlet Specifications

Details on the switched and unswitched AC outlets, including capacity limits.

Grounding Procedure

Instructions for proper grounding to improve SN ratio and system stability.

Voltage Adjustment

Voltage Selector Operation

Guide to adjusting the voltage selector for different power supply regions.

Fuse Requirements for Voltage

Specifies fuse changes needed based on the selected operating voltage.

Specifications and Characteristics

Power Amplifier Specifications

Detailed technical data for music power, THD, IM distortion, and bandwidth.

Pre-Amplifier Section Details

Information on output voltage, sensitivity, impedance, and damping factor.

Tuner Section Performance

Technical data for FM/AM tuning range, sensitivity, selectivity, and separation.

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