• Country
• United States of America (USA)

• Manufacturer / Brand
• Marantz (Sound United LLC); Vista, CA

• Year
• 1987–1990

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 100220

Click on the schematic thumbnail to request the schematic as a free document.

• 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) / 110; 120; 220; 240 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 200 W (250 W max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: Digital Monitoring Amplifier PM-84II PM-84MK2 - Marantz Sound United LLC;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 416 x 146 x 410 mm / 16.4 x 5.7 x 16.1 inch

• Notes

• A hi-fi stereo integrated amplifier housed in a metal case with optional polished teak side panels, with power output of 100 watts RMS per channel into 8 ohms or 125 watts RMS per channel into 4 ohms. Copper plated chassis, Quarter A MOS FET output (class A output up to 25 watts, then class AB), AVSS (Automatic Voltage Shift Supply) enables the amplifier to respond to the wide dynamic demands of digital signals. With rotary controls for left and right Bass and Treble, Volume and Balance, rotary switches for Selector (CD, Phono, Tuner, TV/Aux1, Video/Aux2), Phono (MM, MC (High), MC), Tape Copy (Hi-Fi VCR⇾1/2, Source, 1/2⇾Hi-Fi VCR), push button switches for Speakers 1, 2, Tone Defeat, Tape Monitor (Source, Tape1, Tape2, Hi-Fi VCR), Muting, Subsonic Filter, Mono, CD/Phono Direct and a jack for Headphones. With RCA phono sockets for Phono (MM or MC), CD, Tuner, TV/Aux1, Video/Aux2, for input/output Tape1, Tape2, Hi-Fi VCR, terminals for 2 pairs of loudspeakers.

  Specification
  Amplifier Section
  Power Output per Channel
  Into 8Ω (20Hz-20kHz) THD 0.03%   Into 4Ω (20Hz-20kHz) THD 0.05%	100W RMS 125W RMS
  Total Harmonic Distortion at RMS 8Ω	0.015%
  Intermodulation Distortion	0.015%
  Damping Factor	100
  MM Cartridge Input
  Frequency Response (IEC RIAA)	±0.25dB
  Signal-to-Noise Ratio (IEC A weighted)	90dB
  Input Impedance	47kΩ
  Input Capacitance	200pF
  Input Sensitivity	2.5mV
  MC Cartridge Input
  Input Sensitivity	125µV
  Input Impedance	100Ω
  CD, Tuner. Tape Input
  Input Impedance	30kΩ
  Input Sensitivity	150mV
  Frequency Response	15Hz-70kHz ±1dB
  Signal-to-Noise Ratio (IEC A weighted)	98dB
  Output Voltage
  Tape Out (7.75mV, Phono (MM) Input)	465mV
  Output Impedance
  Tape Out (Source Phono)	220Ω

  Versions/Power Requirements
  N, T  /  220/240V AC 50/60Hz with voltage selector
  E  /  110/120/220/240V AC 50/60Hz with voltage selector

  Power Consumption:  490 watts

  Made in Japan

  Sonderzubehör: Aussenwangen in Teakholz poliert/hochglanz

• Net weight (2.2 lb = 1 kg)
• 18 kg / 39 lb 10.4 oz (39.648 lb)

• Price in first year of sale
• 2,400.00 DM

• Mentioned in
• -- Original prospect or advert (1987 & 1989 Marantz hi-fi & 1990 Not for the Casual Listener catalogues)

• Literature/Schematics (1)
• -- Original-techn. papers.

• Literature/Schematics (2)
• - - Manufacturers Literature (Servic manual Marantz PM-84II)

• Author
• Model page created by Felix Kreitlow. See "Data change" for further contributors.

• Other Models

• Here you find 568 models, 559 with images and 90 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marantz (Sound United LLC); Vista, CA