Accuphase A-20

Data[edit]

General

  • Manufacturer: Accuphase
  • Model: A-20
  • Type: Class A stereo power amplifier
  • Years of manufacture: 1995 - 2000
  • Made in: Japan
  • Color: Gold
  • Remote control: no
  • Power consumption: 250 W max.
  • Dimensions: 475 x 170 x 427 mm (WxHxD)
  • Weight: 21.6 kg
  • Original price approx.: 9'000 DM


Connections

  • Number of inputs:
    • Analog (Cinch):
      • Rated power: 0.5 V (stereo) or 1 V (mono) at 20 kOhm.
      • at 1 Watt: 0.11 (stereo, mono) at 20 kOhm
    • Balanced (XLR): 0.50 V, 40 kOhm (stereo, nominal load)
      • Rated power: 0.80 V (stereo) or 1.59 (mono) at 40 kOhm
      • at 1 Watt: 0.11 (stereo, mono) at 40 kOhm
  • Number of outputs:
    • 1 pair of speakers


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x 20 W, 1x 80 W
    • 4 Ohm: 2x 40 W, 1x 160 W
    • 2 Ohm: 2x 80 W
  • Dynamic power/music power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion:
    • Stereo mode: 0.05% (3 ohms), 0.02% (4-16 ohms).

Mono operation: 0.02% (4-16 Ohm)

  • Attenuation factor: 120
  • Frequency response:
    • Rated power: 20 - 20,000 Hz (+0, -0.2 dB).
    • at 1 Watt: 0.5 - 160,000 Hz (+0, -3 dB)
  • Signal-to-noise ratio: 110 dB


Special Features

  • Gain adjustable: MAX, -6 dB, -12 dB
  • Operating modes: Dual Mono, Normal, Bridge


Remarks[edit]










Pictures[edit]

  • Extract from brochure: Accuphase A-20

Accuphase A-20-Prospekt-1.jpg


Reports[edit]

Links[edit]