Console Stereo Amplifier 1120

Marantz (Sound United LLC); Vista, CA

  • Year
  • 1973
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 307186

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • 60Hz, 90-110 or 108-132 or 200-240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 120 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Console Stereo Amplifier 1120 - Marantz Sound United LLC;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 15.375 x 5.75 x 13.25 inch / 391 x 146 x 337 mm
  • Notes
  • Power Output : 70 watts per channel into 4Ω (stereo)
                            60 watts per channel into 8Ω (stereo)
                            30 watts per channel into 16Ω (stereo)
    Frequency Response at 1 watt output : 20Hz to 20kHz
    Total Harmonic Distortion at rated power output : 0.2%
    Intermodulation Distortion at rated power output both channels driven : 0.2%
    Damping Factor : >30 into 8Ω load
    Input sensitivity   : Low level 1.1mV, High level 110mV
    Input impedance : Low level (Phono/Microphone) 47kOhms, High level (All) 25kOhms

  • Net weight (2.2 lb = 1 kg)
  • 27 lb (27 lb 0 oz) / 12.258 kg
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Marantz Service Manual model 1120 dated 1/73)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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