Akai 4000-DS MK II

Data

General

• Manufacturer: Akai
• Model: 4000-DS MK II
• Type: Tape Deck
• Years of manufacture: 1976 - 1978
• Made in: Japan
• Color: Silver / Black, Case Wood Walnut
• Type: 3-head coil tape
• Remote control:
• Power Consumption:
• Dimensions: 400 x 300 x 140 mm (WxHxD).
• Weight: 11.5 kg
• Original price approx.: 648 DM

Connections

• Number of inputs:
  • Microphone: 0.5 mV, 30 kOhm

Line: 50 mV, 330 kOhm

• • DIN: 20 mV, 100 kOhm
• Number of outputs:
  • Line: 1.23 V
  • DIN: 250 mV
  • Headphones: 30 - 40 mV at 8 Ohm

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: 60 kHz
• Equalization: according to NARTB
• Crosstalk attenuation at 1 kHz in stereo mode: < 40 dB
• Rewind time: 180 seconds for 350 m band

Special Features

• Mixable microphone/line inputs
• Multiplayback via S O S switch possible
• Band selector switch for low-noise and wide-range bands
• Switchable equalization related to tape speed
• Adjustment of the tape speed by means of an adapter
• Horizontal or vertical operation

Remarks

• Other models in the same series:
  • Akai 1722 L/W
  • Akai 4000-DS MK II
  • Akai GX-210 D
  • Akai GX-230 D
  • Akai GX-265 D
  • Akai GX-270 D
  • Akai GX-630 D
  • Akai GX-630 DB
  • Akai GX-630 DP
  • Akai GX-650 D
  • Akai GX-4400 D
  • Akai X-201 D

Pictures

• Image: Akai 4000-DS MK II

• Excerpt from brochure: Akai 4000-DS MK II

• Excerpt from brochure: Akai 4000-DS MK II hood

Reports