Yamaha AX-550

Data

General

  • Manufacturer: Yamaha
  • Model: AX-550
  • Type: Integrated amplifier
  • Years of manufacture: 1991 - 1993
  • Made in: Japan
  • Color: Black, Titanium
  • Remote control: yes
  • Power consumption: 230 W max.
  • Dimensions: 435 mm x 150 mm x 388.5 mm (WxHxD)
  • Weight: 11 kg
  • Original price approx.: 800,- DM


Connections

  • Number of inputs:
    • Phono MM 2.5 mV / 47 kOhm,
    • MC 160 µV / 220 Ohm
    • Tuner, CD, Aux, 2 × Tape: 150 mV / 47 kOhm
    • Main-In: 1 V / 14 kOhm
  • Number of outputs:
    • 2 × Rec-Out 150 mV / 220 Ohm
    • Pre-Out 1 V / 470 Ohm
    • Headphones 0.52 V / 390 Ohm
    • 2 × Loudspeaker


Technical Data

  • Continuous power (at distortion factor)
    • 8 ohms: 2 × 85 watts at 0.015
    • 4 Ohm: 2 × 140 Watt according to DIN

2 ohms: 2 × 180 watts according to DIN

  • Dynamic power
    • 8 Ohm: 2 × 135 Watt
    • 4 Ohm: 2 × 195 Watt
    • 2 Ohm: 2 × 230 Watt
  • Total harmonic distortion: 0,003 %
  • Attenuation factor: 250
  • Frequency response: 10-50,000 Hz
  • Signal-to-noise ratio: 110 dB
  • Stereo channel separation: 75 dB
  • Tone control:
    • Bass: ±10 dB at 20 Hz

Treble: ±10 dB at 20,000 Hz

  • Loudness: adjustable
  • High filter: no
  • Low filter (subsonic): 15 Hz / 18 dB, switchable
  • Mute: no
  • Direct/Line-Straight: Pure-Direct


Special Features

  • 4 power transistors
  • Record-Selector
  • Mono/stereo switch
  • Separable pre/power amplifier
  • Accessory connections

Notes




Pictures

Yamaha AX-550 0.jpeg

Reports

  • Report in "FonoForum" 7 / 1991
  • In the mid 90s the Japanese managed to produce a generation of very good amps! The 550 was the beginning and belongs to it. After that pretty much identical in construction.HW


Links