Dokorder 8100

Data[edit]

General

  • Manufacturer: Dokorder
  • Model: 8100
  • Years of manufacture: 1973 - 1975
  • Made 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
  • New price approx.: 550 US-$, corresponds to about 2'000 DM


Connections

  • 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


Technical Data

  • Max. Coil diameter: 18 cm
  • Min. bobbin diameter: 13 cm
  • Drive: 3 motors

Capstan drive: Quartz synchronized 2-speed DC motor Rewind: Eddy-Current external rotor motor

  • Heads: 3
  • Tracks: 4
  • Tape speeds: 9.5 cm/s / 19 cm/s
  • Slip:
  • Synchronous Speed Fluctuations:
    • at 9.5 cm/s: 0.1%
    • at 19 cm/s: 0.06%
  • Pitch fluctuations:
  • Overall frequency response:
    • at 9.5 cm/s: 30 - 15,000 Hz
    • at 19 cm/s: 30 - 23,000 Hz
  • Signal-to-noise ratio: > 60 dB
  • External signal-to-noise ratio:
  • Distortion factor:
  • Equalization: NAB
  • Crosstalk attenuation: > 60 dB at 1 kHz
  • Cancellation attenuation:
  • Premagnetization and extinction frequency: approx. 57 kHz


Special Features

  • Automatic end-of-band switch-off
  • Horizontal and vertical operation
  • Multiplay
  • Two microphone inputs
  • 2 large VU meters
  • Jog buttons
  • Pre- and post-band control


Remarks[edit]


Pictures[edit]

  • Extract from brochure: Dokorder 8100

Dokorder 8100-2.jpg


Reports[edit]

Links[edit]

  • Further references to "The Vintage Knob": [1]