Dokorder 8100 specifications

Category : Tape machines

Brand : Dokorder

General

Connections

Tech nical data

Special equipment

  • Manufacturer: Dokorder
  • Model: 8100
  • Years of construction: 1973 - 1975
  • Manufactured in: Japan
  • Color: Silver / wood Side panels
  • Power consumption: approx. 80 W
  • Dimensions (WxDxH): 429 x 340 x 171.5 mm
  • Weight: approx. 15.8 kg
  • Factory price approx.: 550 US$, corresponds to about 2'000 DM
  • Number of inputs:
    • 2x Microphone: 1 mV, 10 kOhm
    • Line: 200 mV, 200 kOhm
    • DIN: 30 mV, 80 kOhm
  • Number of outputs:
    • Line: 1 V, 47 kOhm
    • DIN: 300 mV, 47 kOhm
    • Headphones
  • 2x Microphone: 1 mV, 10 kOhm
  • Line: 200 mV, 200 kOhm
  • DIN: 30 mV, 80 kOhm
  • Line: 1 V, 47 kOhm
  • DIN : 300 mV, 47 kOhm
  • Headphones
  • Max. Coil Diameter: 18 cm
  • Min. Coil diameter: 13 cm
  • Drive: 3 motors
    • Capstan Drive: Quartz synchronized 2-speed DC motor
    • Rewinding: Eddy-Current external rotor motor
  • Heads: 3
  • Tracks: 4
  • Belt speeds: 9.5 cm/s / 19 cm/s
  • Slip:
  • Synchronism fluctuations:
    • at 9.5 cm/s: 0.1%
    • at 19 cm/s: 0.06%
  • Pitch fluctuations:
  • Total frequency response:
    • at 9.5cm/s: 30 - 15,000 Hz
    • at 19 cm /s: 30 - 23,000 Hz
  • Signal-to-noise ratio: > 60 dB
  • External voltage ratio:
  • Total harmonic distortion:
  • Equalization: NAB
  • Crosstalk attenuation: > 60 dB at 1 kHz
  • Cancellation attenuation:
  • 57 kHz
  • Capstan Drive: Quartz synchronized 2-speed DC motor
  • Rewinding: Eddy-Current external rotor motor
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