Accuphase E-303 X

Data[edit]

General

  • Manufacturer: Accuphase
  • Model: E-303 X
  • Type: Integrated amplifier
  • Years of manufacture: 1983 - 1987
  • Made in: Japan
  • Color: Black or Gold
  • Remote control: no
  • Power consumption: 90 W (idle), 550 W (rated)
  • Dimensions: 445 x 160 x 370 mm (WxHxD)
  • Weight: 20,5 kg
  • Original price approx.: 5'500 DM


Connections

  • Number of inputs:
    • 2x Disc (Cinch):
      • Head Amp Off/MM: 2.7 mV / 47 kOhm.
      • Head Amp On/MC: 0,085 mV / 10, 30, 100 Ohm (selectable)
    • Tuner, 2x Line, 2x Tape (Cinch): 170 mV / 20 kOhm (at nominal power)
    • Main In (Cinch): 1,4 V / 20 kOhm
  • Number of outputs:
    • 2x Tape Out (Cinch): 170 mV / 200 Ohm
    • Pre Out (Cinch): 1,4 V / 200 Ohm
    • Headphones (6,3mm jack): 4 - 100 Ohm
    • 2 speaker pairs (4-16 Ohm)


Technical Data

  • Continuous power (at distortion factor)

16 Ohm: 2x 75 W (0.01%)

    • 8 Ohm: 2x 150 W (0.01%)
    • 4 Ohm: 2x 200 W (0,01%)
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 0.01% (20 - 20,000 Hz)
  • Damping factor: 150 (8 Ohm, 50 Hz)
  • Frequency Response:
    • Main In, High Level: 20 - 20,000 Hz (+0/-0.2 dB) (at rated power).
    • Disc: 20 - 20,000 Hz (+0.2/-0.2 dB) (at rated power)
  • Signal-to-noise ratio:
    • High Level Inputs: 105 dB
    • Main In: 123 dB

Disc (Head Amp Off): 86 dB

    • Disc (Head Amp On): 72 dB
  • Stereo Channel Separation:
  • Tone Control:
    • Bass: yes
      • 200 Hz, ±7.5 dB at 50 Hz
      • 500 Hz, ±7.5 dB at 100 Hz

Treble: yes

      • 2 kHz, ±7.5 dB at 10 kHz
      • 7 kHz, ±7.5 dB at 50 kHz

Loudness: yes (volume setting -30 dB)

    • Comp 1: +3 dB (100 Hz)
    • Comp 2: +6 dB (100 Hz)
    • Comp 3: +8 dB (100 Hz), +6 dB (20 kHz)
  • High Filter: no
  • Low Filter (Subsonic): yes, 17 Hz (-12 dB/oct.)
  • Mute: yes, -20 dB


Special Features

  • 2 large VU meters


Remarks[edit]










Pictures[edit]

  • Picture: Accuphase E-303 X

ACCUPHASE E-303X.jpg


  • Picture: Accuphase E-303 X

ACCUPHASE E-303X back.jpg


  • Excerpt from brochure: Accuphase E-303 X

Accuphase E-303 X-Prospekt-1.jpg


Reports[edit]

  • Report from "Mackers": [[1]]
  • Stereo 06/1984
  • Stereoplay 08/1985


Links[edit]

  • External link to website "The Vintage Knob": [[2]]