Stereo Integrated Amplifier RA-820BX3

Rotel, The, Co., Ltd.; Tokyo

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  • Year
  • 1989
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 288437

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 120; 220; 240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 60 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Stereo Integrated Amplifier RA-820BX3 - Rotel, The, Co., Ltd.; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 444 x 86 x 346 mm / 17.5 x 3.4 x 13.6 inch
  • Notes

  • A hi-fi stereo integrated amplifier with power output of 2 x 30 watts RMS both channels driven into 8 ohms, housed in a black metal case. Without tone controls. With a push button switch for Remote Speakers (on/off), rotary switches for Mode (Mono, Stereo), Monitor (Tape, Source) and Function (Phono, CD, Tuner, AV/AUX), RCA phono sockets for Phono, CD, Tuner and AV/AUX input and for Tape input/output, MM/MC switch, terminals for 2 pairs of Loudspeakers (Direct or Remote) and a jack for Headphones.

    Specification  
    Continuous Power Output 30 watts per channel, min. RMS
    both channels driven into 8Ω
    from 20 to 20,000Hz with
    no more than 0.3% total harmonic distortion
    Total Harmonic Distortion
    (20 to 20,000 Hz. from AUX)    		 No more than 0.3%
    (continuous rated power output)
    No more than 0.1%
    (continuous 1/2 rated power output)
    Intermodulation Distortion
    (60 Hz : 7 kHz = 4 : 1)    		 No more than 0.3%
    (continuous rated power output)
    No more than 0.1%
    (continuous 1/2 rated power output)
    Output: Speaker
                Headphone    		 4-16Ω
    4-16Ω
    Damping Factor 100 (20 - 20,000Hz, 8Ω)
    Input Sensitivity/Impedance PHONO MM  3.8mV/47kΩ
    PHONO MC  380µV/180Ω
    CD         250mV/20kΩ
    TUNER   250mV/20kΩ
    TAPE     250mV/20kΩ
    AV/AUX  250mV/20kΩ
    Frequency Response PHONO  20 - 20,000Hz,±0.3dB (RIAA STD)
    CD, TUNER, TAPE  10 - 100,000Hz,+1.0dB,-3.0dB
    AV/AUX  10 - 100,000Hz,+1.0dB,-3.0dB
    Signal-to-Noise Ratio
    (IHF, A network)    		 PHONO MM  80dB
    PHONO MC  70dB
    CD, TUNER   93dB
    TAPE            93dB
    AV/AUX         93dB

    Versions/Power Requirements
    120 V AC 60Hz
    220 V AC 50Hz
    240 V AC 50Hz
    120/220/240 V AC 50/60Hz Switchable (Not available in UK, Canada and Scandinavia)

    Power consumption: 180 watts

  • Net weight (2.2 lb = 1 kg)
  • 7 kg / 15 lb 6.7 oz (15.419 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Owner's manual RA-820BX3)
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Technical manual RA-820BX3)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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