Akai AM-A 90

Data[edit]

General

  • Manufacturer: Akai
  • Model: AM-A 90
  • Year of manufacture: 1986
  • Made in: Japan
  • Color: black/ silver
  • Type: analog
  • Remote control: no
  • Power consumption: 450 W (according to type plate}, 600 W measured at full load
  • Dimensions: 440 x 120 x 410 mm (WxHxD)
  • Weight: 12,5 kg
  • Original price approx.: 1000 DM


Connections

  • Inputs:
    • Phono MC/MM switchable : (Cinch)

Tuner: (Cinch) CD/AUX: (Cinch)

    • Tape1: (Cinch)
    • Tape2: (Cinch)
    • Video (sound): (Cinch)
    • V-Disk (sound)
  • Number of outputs:
    • Tape1 REC: (Cinch)
    • Tape2 REC: (Cinch)
    • 2 pairs of speakers (screw terminals)


Technical Data

  • Continuous power FTC at distortion factor (standard)

8 Ohm: 2x 130 W (0,05%, 20-20.000 Hz ( rms ) 4 Ohm: 2x 180 W (0.07%, 20-20,000 Hz ( rms )

    • 8 Ohm: 2x 140 W (0,07% 1kHz ( DIN )
    • 4 Ohm: 2x 190 W (0,07% 1kHz ( DIN )
  • Dynamic power:
    • 8 Ohm: 2x 190 W

4 Ohm: 2x 260 W

  • Total harmonic distortion: 0.07 % (1khz, 8 Ohm)
  • Attenuation factor: 30 (1 kHz, 8 Ohm)
  • Frequency response: 10 - 80,000 Hz (+0dB, -3dB)
  • Signal-to-noise ratio:
    • Phono MM: 86 db

Phono MC: 67 db CD/ Aux: 100 db

  • Channel separation: 60 db
  • Tone control:
  • Bass: yes (±8 db at 100 Hz).
  • Treble: yes (±8 db at 10 khz)
  • Loudness: yes
  • Subsonic (rumble filter): yes
  • Treble filter: no
  • Mute: yes (-20 dB)
  • Direct/Line-Straight: yes


Special Features

  • Toroidal toroidal transformer, encapsulated.
  • Electronic overload protection and switch-on delay via relay.
  • 4 loudspeakers connectable to terminals and switchable in pairs.
  • Switch for stereo/ mono/ signal right/ signal left.
  • Tape to tape dubbing function.

Phono input gold-plated and MC-suitable (switchable). Tone control network can be switched off. Caution: Amplifier is impedance-critical, with impedances under 4 ohms danger of output stage failures!

Remarks[edit]

Other models of the same series:10375-25135

Pictures[edit]

ama90.jpg

Reports[edit]

Links[edit]