Integrated Stereo Amplifier PM-78 74PM78 /02B /02G /FB /FN /UBL

Marantz (Sound United LLC); Vista, CA

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  • Year
  • 1998
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 309159

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Remote Control (with wire or wireless)
  • Power type and voltage
  • Alternating Current supply (AC) / 120 or 230 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 190 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Integrated Stereo Amplifier PM-78 74PM78 /02B /02G /FB /FN /UBL - Marantz Sound United LLC;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 439 x 159 x 375 mm / 17.3 x 6.3 x 14.8 inch
  • Notes

  • A 2 x 95 watt integrated stereo amplifier with remote control (RC-68PM). It will also operate in Class A mode up to 2 x 25 watts. Input sockets for Phono (MM), CD, Tuner, Aux1 and Aux2, input/output sockets for two Tape decks (Tape 1, Tape 2), Remote Cont. (for connection to an external remote control system), and  Processor, terminals for two pairs of loudpeakers (System 1, 2) and three switched AC Outlets. On the front, Press button switches for Power, Tape 1, Tape 2, Speakers (1, 2) and Source Direct, rotary controls for Bass, Treble, Balance and Volume, rotary switches for (Input Selection (Phono, CD, Tuner Aux1 and Aux2) and Rec. Selector  (Source, Off, Tape Copy (1>2, 2>1)) and a jack for headphones.  Muting on Remote Control.

    Specification
    Power Output per channel (20Hz-20kHz) :  95 watts into 8Ω Class AB
                                                                         25 watts into 8Ω Class A
    Total Harmonic Distortion at 8Ω ...............:  0.03%
    Damping Factor .......................................:  150

    Frequency Response Line .......................:  10Hz - 65kHz, (-1dB limits, Source Direct)
    Input Sensitivity/Impedance :
                                       MM ........................:  2.5mV/47kΩ
                                       Line .......................:  150mV/40kΩ
    Signal to Noise ratio   MM.........................:  85dB
                                       Line .......................:  88dB
    Accuracy of Frequency Response MM ....:  ±0.5dB ( to IEC RIAA)
    Channel Separation .................................:  >80dB/>70dB (1 kHz/10 kHz Source Direct)
    Speaker Impedance  System 1................:  8-16Ω
                                      System 2................:  8-16Ω
                                      System 1 + 2 .........:  16Ω

    Versions/Power Requirements
    /02B /02G    230 V AC 50Hz      (Europe)
    /FB /FN        100 V AC 50-60Hz (Japan)
    /UBL            120 V AC 60Hz      (USA)

  • Net weight (2.2 lb = 1 kg)
  • 12.3 kg / 27 lb 1.5 oz (27.093 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service manual for the PM-68/PM-78 first issue 1998.01)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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