Akai 1730 D-SS

Data

General

• Manufacturer: Akai
• Model: 1730 D-SS
• Type: Quadraphonic reel-to-reel unit
• Years of manufacture: 1973 - 1975
• Made in: Japan
• Color: Front aluminum, housing walnut
• Remote control:
• Power consumption:
• Dimensions: 420 x 450 x 240 mm (WxHxD).
• Weight: 15 kg
• Original price approx.: 1'498 DM

Connections

• Number of inputs:
  • 4x Microphone: (6.3mm jack) 0.4 mV / 30 kOhm
  • 4x Line In: 40 mV / 100 kOhm
  • 4x Line In DIN switchable:
    • Low: 0.4 mV
    • High: 5 mV
• Number of outputs:
  • 4x Line Out: 1.23 V / 100 Ohm
  • Line Out DIN: 0.775 V / 100 Ohm
  • 2x headphones 30 mV / 8 Ohm

Technical Data

• Max. coil diameter: 18 cm
• Drive: 1 motor
• Heads: 2 separate 4-channel heads for record / playback, 2x ferrite for erasing
• Tracks: 4
• Tape speeds: 9.5 and 19 cm/s
• Slip:
• Synchronous oscillations:
  • at 9.5 cm/s: < 0.15 %.
  • at 19 cm/s: < 0.12 %
• Total frequency response:
  • at 9.5 cm/s: 30 - 15'000 Hz, ± 3 dB
  • at 19 cm/s : 30 - 22'000 Hz, ± 3 dB
• Signal-to-noise ratio: > 50 dB
• Distortion factor:
  • at 19 cm/s: < 1.5 %
• Equalization: NAB
• Crosstalk attenuation:
• Premagnetization and erasure frequency: 100 kHz
• Rewind time: 100 seconds for 350 m

Special Features

• Quadro and stereo operation possible
• Rear tape control
• Multiplay
• Four mixable inputs

Comments

• Other models in the same series:
• Akai GX-270 D-SS
• Akai GX-280 D-SS
• Akai GX-400 D-SS
• Akai GX-630 D-SS
• Akai 280 D-SS
• Akai 1730 D-SS

Pictures

• Excerpt from brochure: Akai 1730 D-SS