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General| Input Sensitivity MM | 2.5 mV |
|---|---|
| Signal to Noise Ratio MC | 75 dB |
| Frequency Response | 5Hz-100kHz (+0dB, -3dB) |
| Total Harmonic Distortion | 0.003% |
| Input Sensitivity | 150mV |
| Dimensions | 420 x 162 x 463 mm |
| Input Sensitivity MC | 0.2mV |
| Speaker Load Impedance | 4Ω to 16Ω |
Explains the meaning of the lightning flash and exclamation point symbols.
Warning to prevent fire or shock hazard by keeping the appliance away from rain or moisture.
Caution regarding electric shock and not opening the product enclosure.
Features like Super Linear and DIRECT circuits for clear, high-fidelity sound.
Clean ground technology and Channel Separation Enhancer for improved sound quality.
Includes REC selector, phono equalizer, and robust construction for ease of use.
Instructions for safe handling of the power cord to prevent electrical hazards.
Guidance on choosing a well-ventilated location, avoiding heat, humidity, and dust.
How to place the unit on a level surface and ensure stability using spacers.
Methods for cleaning the unit's exterior surfaces without causing damage.
Illustrates the wiring for speakers, CD player, tuner, and cassette deck.
Instructions and precautions for using shorting bars on ADPT 2 jacks.
Step-by-step guide for connecting speaker wires to the unit's terminals.
Specifies impedance ranges for connecting single or multiple speaker systems.
How to connect audio source cables to the unit's input and output jacks.
Procedure for connecting external components to ADPT 2 jacks, including removing shorting bars.
Instructions on stripping and twisting speaker wire ends for terminal connection.
Important considerations regarding speaker impedance for different connection configurations.
Guidance on securely inserting audio cables into the unit's input and output jacks.
Functionality of the power button and its indicator light.
How to connect headphones for private listening.
How to choose which speaker system (A, B, or A+B) to activate.
How to modify low-frequency response, noting its behavior with DIRECT mode.
How to modify high-frequency response, noting its behavior with DIRECT mode.
How to adjust the sound balance between left and right speakers.
Function of the Phono EQ button to reduce noise during non-phono playback.
How to boost bass and treble at low volumes for better sound.
How to use the button for tape playback or recording monitoring.
Bypasses signal processing for pure, uncolored sound reproduction.
Setting for MM, MC, or subsonic filters based on the turntable cartridge.
How to adjust the overall listening volume level.
Temporarily silences the audio output with an indicator light.
How to choose the audio source to be played back (LINE, TUNER, PHONO, CD, TAPE).
How to select the source for recording, including tape-to-tape copying.
Jacks for connecting TAPE 2 and DAT/TAPE 1 decks for playback and recording.
Terminals for connecting speaker systems A and B, detailing channels.
Power cord connection and various ADPT/TAPE 3, ADPT 2, PHONO, LINE, TUNER, CD jacks.
Pre-operation checks and settings for controls and switches.
Guide to selecting input sources and playing audio from connected equipment.
Steps for selecting recording sources and performing tape recordings.
How to listen to the audio while recording to check quality.
Instructions for duplicating audio content from one tape to another.
How to connect and use an external graphic equalizer with ADPT 2 jacks.
Solutions for when the unit fails to turn on.
Steps to diagnose and fix issues with no sound being produced.
Remedies for when only one speaker is operational.
Causes and solutions for problems encountered during tape recording.
Detailed technical data and performance metrics for the A-676 amplifier.
Detailed technical data and performance metrics for the A-777 amplifier.
Specifications for input sensitivity, impedance, and overload levels.
Information on the unit's frequency response range and tone control capabilities.
