Akai GX-270 E-SS

Data[edit]

General

  • Manufacturer: Akai
  • Model: GX-270 D-SS
  • Type: Auto-Reverse Quadrophonic Coil Unit
  • Years of manufacture: 1976 - 1977
  • Made in: Japan
  • Color: front aluminum, sides walnut
  • Remote control: yes
  • Power consumption: 130 W
  • Dimensions: 440 x 465 x 190 mm (WxHxD)
  • Weight: 17.8 kg
  • Original price approx.: 875 US-$, 2'950 DM, 1977


Connections

  • Number of inputs:
    • 4x microphone: (6.3mm jack) 0.3 mV / 10 kOhm
    • 4x Line In: 70 mV / 150 kOhm
    • 4x Line In DIN switchable:
      • Low: 10 mV
      • High: 60 mV, 400 mV
  • Number of outputs:
    • 4x Line Out: 1.23 V / 100 Ohm
    • Line Out DIN: 0.775 V / 100 Ohm
    • 2x headphones 30 - 40 mV / 8 Ohm


Technical Data

  • Max. Coil diameter: 18 cm
  • Drive: 3 motors, 1x servo control with electronic speed switching, 2x external rotor motors for winding
  • Heads: 4 sound heads, 2 separate record / playback GX heads, 2x ferrite for erasing
  • Tracks: 4
  • Tape speeds: 9.5 and 19 cm/s
  • Slip:
  • Synchronous oscillations:
    • at 9.5 cm/s:
    • at 19 cm/s: < 0.07%.
  • Overall frequency response:
    • at 9.5 cm/s: 30 - 18'000 Hz, ± 3 dB
    • at 19 cm/s : 30 - 21'000 Hz, ± 3 dB
  • Signal-to-noise ratio: > 54 dB
  • Distortion factor:
    • at 19 cm/s: < 1 %
  • Equalization: NAB
  • Crosstalk attenuation:
  • Premagnetization and cancellation frequency: 110 kHz
  • Rewind time: 75 seconds for 350 m


Special Features

  • AKAI GX glass crystal ferrite heads
  • Quadro and stereo operation possible
  • Auto reverse continuous operation
  • Auto-reverse in quadro mode
  • Rear band control
  • Multiplay
  • Four mixable inputs


Comments[edit]


Pictures[edit]

  • Excerpt from brochure: Akai GX-270 D-SS

Akai GX 270 D-SS-Prospekt-1.jpg


Reports[edit]

Links[edit]