Integrated Stereo Amplifier RA-112

Rotel, The, Co., Ltd.; Tokyo

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  • Year
  • 1976 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 307911

 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 or 220 or 240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 11 W (undistorted)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Integrated Stereo Amplifier RA-112 - Rotel, The, Co., Ltd.; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 335 x 110 x 190 mm / 13.2 x 4.3 x 7.5 inch
  • Notes

  • A 2 x 5.5 watt integrated hi-fi amplifier. Rotary controls for Bass, Treble, Balance and Volume. Rotary switch for Input Selector (Phono, Tuner, Aux). Switches for Power and Tape Monitor (Source, Monitor). Power on pilot light. Jack for Headphones.

    Continuous Power Output :
    5.5 watts per channel, min. RMS both channels driven into 8 ohms
    from 60Hz to 20kHz with no more than 1% Total Harmonic Distortion
    Intermodulation Distortion .. : not > 0.9% at rated output
    Frequency Response ........ : 15Hz - 50kHz ± 3dB at 1 watt per channel
    Damping Factor ................ : 30 at 1 kHz
    Signal to Noise Ratio ......... : Phono MM > 64dB
                                             : Line > 75dB
    Input Sensitivity/Impedance  : Phono MM 2.7mV/45kΩ
                                             : Line 160/44kΩ
    Output Level ..................... : 280mV/3.3kΩ (5mV Input)
    Speaker Impedance .......... :  8 to 16Ω

    Versions/Power Requirements
    120 V AC 60Hz
    220 V AC 50Hz
    240 V AC 50Hz

  • Net weight (2.2 lb = 1 kg)
  • 3.1 kg / 6 lb 13.3 oz (6.828 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Technical Manual for the RA-112)
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Owner's Manual for the RA-112)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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