Stereo Control Amplifier RC-850

Roland Electronics Co. Ltd., Rotel; Tokyo

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  • Year
  • 1987 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 307947

 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.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Stereo Control Amplifier RC-850 - Roland Electronics Co. Ltd.,
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 444 x 66 x 283 mm / 17.5 x 2.6 x 11.1 inch
  • Notes

  • A Stereo pre-amplifier, partner to the RB-850 Stereo Power Amplifier. Push button for Power. Rotary controls for Bass, Treble and Volume/Balance. Rotary switches for Tone (On, Off, Mono), Tape Monitor (Tape 1, Source, Tape 2, 1 > 2, 2 > 1) and Function (Phono, CD, Tuner, AV/Aux 1, AV/Aux 2). Jack for Headphones. Power on pilot light.

    Total Harmonic Distortion (Line)......:  No more than 0.004% (20Hz-20kHz at rated output)
    Intermodulation Distortion (Line) .... :  No more than 0.004% (60Hz:7 kHz at rated output)
    Headphones load impedance .........:  4 - 16Ω
    Input Sensitivity/Impedance :
                                    Phono MM ...:  2.5mV/47kΩ
                                    Phono MC ...:  260µV/180Ω
                                    Line ........... :  150mV/24kΩ
    Output Sensitivity/Impedance ........:  1.0V/1.2kΩ
    Frequency Response Phono .........:  40Hz - 100kHz,  ± 0.2dB (RIAA Standard)
                                    Line ............:  4Hz - 100kHz, +0dB, -3dB
    Signal to Noise Ratio Phono (MM) .:  78dB
                                    Phono (MC) .:  64dB
                                    Line ............:  95dB

    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)

  • Net weight (2.2 lb = 1 kg)
  • 4 kg / 8 lb 13 oz (8.811 lb)
  • Mentioned in
  • Reviewed by Hi-Fi News and Record Review June 1988
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Owner's Manual for the RC-850)
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Technical Manual for the RC-850)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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