Marantz 2500

Data

General

  • Manufacturer: Marantz
  • Model: 2500
  • Years of manufacture: 1976 - 1980
  • Made in: Japan
  • Color: silver (wooden cabinet WC-124)
  • Remote control: no
  • Power consumption:
  • Dimensions: 490 x 177 x 438 mm (WxHxD).
  • Weight: 27,4 kg
  • Original price approx.: 5'800 DM


Connections

  • Number of inputs:
    • 2x Tape In, Aux (2x with European model): 180 mV / 20 kOhm.

2x Phono: 1,8 mV / 47 kOhm Antenna FM (75/300 Ohm) / MW

    • Dubbing in
    • Main In
  • Number of outputs:
    • 2x Tape Out: 200 Ohm
    • Dubbing out
    • Pre Out
    • Headphones (6.3 mm jack, front)
    • 2 pairs of speakers


Technical Data

Amplifier

  • Continuous power: (20-20,000 Hz, <0.05%, RMS).

8 Ohm: 2x 250 W 4 Ohm: 2x 330 W

  • Dynamic power:
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 0.05%
  • Attenuation factor: 40 (8 Ohm)
  • Frequency response:
    • Aux, Main In: 10 - 60,000 Hz (±1 dB).
    • Phono: RIAA ±0.2 dB

Signal-to-noise ratio:

    • Aux: 95 dB
    • Phono: 80 dB
  • Stereo Channel Separation:
  • Tone control: (each L/R separated)
    • Bass: yes, Turnover: normal / 100 Hz

Mids: yes Treble: yes, Turnover: normal / 10 kHz

  • Loudness: yes
  • High Filter: 9 kHz (18 dB/oct)
  • Low Filter (Subsonic): 15 Hz (18 dB/oct)
  • Mute: FM Muting
  • Direct/Line-Straight: yes


Tuner

  • Reception: FM/MW
  • Frequencies:
    • FM: 87.5 - 108 Mhz
    • MW: 525 - 1,605 kHz
  • Frequency response: 30 - 15,000 Hz (+0.2/-1 dB)
  • Input sensitivity:
    • FM: 1.5 µV

MW: 15 µV Distortion factor: (1 kHz)

    • FM: 0.1% (mono), 0.2% (stereo)
    • MW:
  • Signal-to-noise ratio:
    • Signal-to-noise ratio FM: 73 dB (mono), 70 dB (stereo)
    • VHF signal-to-noise ratio: 78 dB (mono), 71 dB (stereo)
    • MW:
  • Channel separation:
    • FM:
  • Selectivity:
  • Equal wave selection:
    • FM:
  • Spurious selection:
    • FM:
  • Mirror Frequency Attenuation:
    • VHF:
  • IF attenuation:
    • VHF:
  • AM suppression:


Special Features

  • Oscilloscope
  • Pre- and power stage separable (Main In/Pre Out)
  • Wooden case WC-124


Remarks

  • The European version has a second aux input, the American version can be extended by a Dolby FM decoder.



Pictures

  • Image: Marantz 2500

Marantz2500-1.jpg

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Reports

  • Report from "Mackers": [1]
  • Report from "Good Old Hifi": [2]


Links

  • External link to website "The Vintage Knob": [3]