Integrated Stereo Amplifier RA-840B

Rotel, The, Co., Ltd.; Tokyo

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  • Year
  • 1983 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 307758

 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
  • - For headphones or amp.
  • Power out
  • 80 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Integrated Stereo Amplifier RA-840B - Rotel, The, Co., Ltd.; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 430 x 66 x 319 mm / 16.9 x 2.6 x 12.6 inch
  • Notes

  • A 2 x 40 watt Hi-Fi stereo integrated amplifier. Rotary control for Volume/Balance. Press Buttons for Power, Mono, Tape Monitor (1 & 2), Phono (MM or MC), Tuner, CD and Phono.  Jack for Headphones.

    Continuous Power Output :
    40 watts per channel, min. RMS both channels driven into 8Ω
    from 20Hz to 20kHz with no more than 0.03% Total Harmonic Distortion

    Speaker load impedance       : 4 - 16Ω
    Headphones load impedance : 4 - 16Ω

    Input Sensitivity/Impedance :
      Phono (MC)........... 200µV/330Ω
      Phono (MM).......... 2.5mV/47kΩ
      CD....................... 750mV/70kΩ
      Tuner .................. 150mV/33kΩ
      Tape Monitor 1, 2 ..150mV/33kΩ

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

  • Net weight (2.2 lb = 1 kg)
  • 7.7 kg / 16 lb 15.4 oz (16.96 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Owner's Manual for the RA-840B)
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Technical Manual for the RA-840B dated Nov 83)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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