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Rotel RA-611 User Manual

Rotel RA-611
7 pages
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Rotel RA-611 Specifications

General IconGeneral
Frequency response10Hz to 50kHz
Damping factor50
Input sensitivity2.5mV (MM), 150mV (line)
Speaker load impedance4Ω to 16Ω
Power output30 watts per channel into 8Ω (stereo)
Signal to noise ratio75dB (MM), 85dB (line)

Summary

Installation and Connections

Speaker Connection

Details on connecting two sets of speakers securely and ensuring correct phasing.

Record Player, Tuner, and AUX Connections

Guides for connecting record players, tuners, and auxiliary sources via RCA and DIN.

Tape Recorder and Amplifier Configuration

Instructions for connecting tape decks and separating amplifier sections via jumpers.

AC Outlet and Voltage Settings

Information on AC outlets, voltage selection, and power supply setup.

Power Supply and Front Panel

Connecting to Power Supply

Ensures correct voltage setting and safe connection to the mains power.

Fuse Protection and Replacement

Information on AC and DC fuses, their ratings, and replacement procedures.

Front Panel Controls Overview

Identifies key controls like volume, tone, input selector, and switches.

Operating the Amplifier

Basic Audio Controls

Explains volume, balance, bass, and treble controls for sound adjustment.

Source and Speaker Selection

Guides on using input selector and speaker controls for different sources.

Tone and Listening Mode Switches

Details on tone, loudness, muting, and mode switches for sound shaping.

Filter and Power Controls

Explains high/low filters, power switch, and headphone usage.

Operation Procedures

Preliminary Checks and Phasing

Guides for initial checks, fuse inspection, and speaker phasing verification.

Tuner and Record Player Operation

Instructions for selecting inputs and modes for tuners and record players.

Tape Recording and Playback

Details on playing back tapes using AUX or TAPE MONITOR inputs.

Making Tape Recordings

Guides for recording off-air, discs, or dubbing between tape recorders.

Placement, Grounding, and Hum

Advice on unit placement, grounding, and troubleshooting hum issues.

Specifications

Power and Distortion Specifications

Details on total music power, continuous power, and harmonic distortion.

Frequency Response and Input Specs

Information on frequency response, power bandwidth, input sensitivity, and impedance.

Output and Noise Specifications

Details on output voltage, harmonic distortion, and hum/noise levels.

Input Sensitivity and Overload

Specifies input sensitivity, impedance for various inputs, and phono overload.

Phono Equalizer and Filter Specs

Information on phono equalizer type, RIAA curve, and filter characteristics.

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