Acai 4400

Data

General

• Manufacturer: Akai
• Model: 4400
• Years of manufacture: 1973 - 1975
• Made in: Japan
• Color: silver / black, housing wood walnut
• Type: 3-head coil tape with built-in amplifier and speakers
• Remote control:
• Power consumption: 60 W
• Dimensions: 412 x 355 x 194 mm (WxHxD)
• Weight: 13.7 kg
• Original price approx.: 1'250 DM

Connections

• Number of inputs:
  • Microphone: 0.8 mV, 5 kOhm

Line: 60 mV, 150 kOhm

• • DIN:
    • Low: 5 mV
    • High: 20 mV
• Number of outputs:
  • Line: 1.23 V
  • DIN: 0.7 mV
  • Headphones: 30 - 40 mV at 8 Ohm
  • Loudspeaker: see amplifier section

Technical data

• Max. coil diameter: 18 cm
• Drive: 1 motor
• Heads: 3 (one head each for recording and playback, 1 ferrite erasing head)
• Tracks: 4
• Tape speed: 9.5 / 19 cm/sec
• Overall frequency response:
  • 9.5 cm/sec: 30 Hz - 15 kHz ± 3 dB.
  • 19 cm/sec: 30 Hz - 22 kHz ± 3 dB
• Synchronous frequency response:
  • 9.5 cm/sec: 0.2 %
  • 19 cm/sec: 0.15 %
• Signal-to-noise ratio: > 50dB
• External signal-to-noise ratio:
• Distortion factor (1000Hz, "0" VU recording): < 2 %.
• Cancellation attenuation: < 70dB
• Premagnetization and extinction frequency: 100 kHz
• Equalization: according to NARTB
• Crosstalk attenuation:
• Rewind time: 180 seconds for 350 m band.

Amplifier Section Specifications

• Continuous power:
  • 8 Ohm: 2x 6 W
  • 4 Ohm:
• Dynamic power:
  • 8 Ohm: 16 W
  • 4 Ohm:
• Tone control:
  • Bass:
  • Treble:
• Speaker: L/R, each 10 x 15cm oval

Special Features

• Model with built-in amplifier and speakers
• Multiplay
• Duoplay
• Post-band control
• Automatic limit stop
• Horizontal or vertical operation

Remarks

• Other models in the same series:
  • Akai 1721 L/W
  • Akai 4000 DS
  • Akai 4400
  • Akai 4400 D
  • Akai GX-221 D
  • Akai GX-260 D
  • Akai GX-285 D
  • Akai GX-400 D
  • Akai X-201 D

Pictures

• Excerpt from brochure: Akai 4400