Dual CS 31

Data[edit]

General

  • Manufacturer: Dual
  • Model: CS 31, Chassis Dual 1218
  • Type: Record changer
  • Years of manufacture: 1972 - 1975
  • Made in: Germany
  • Color: silver / black, frame walnut, sanding varnish white
  • Power consumption: 10 Watt
  • Dimensions: 420 x 190 x 365 mm (WxHxD)
  • Weight: 8.75 kg
  • Original price approx.: 486 DM with Shure M-91 MG-D

Frame white: Surcharge 12 DM


Connections

  • Outputs: Stereo connection cable with 5-pin Din plug
    • Sound cells: Shure M-91 MG-D


Technical Data

  • Operating mode: Friction wheel
  • Drive: 4-pole synchronous motor with vertically adjustable drive wheel
  • Speed: 33 1/3, 45 and 78 rpm
  • Speed fine adjustment: ± 3
  • Synchronous speed fluctuation: ± <0,09 %
  • Rumpel-Fremdspannungsabstand: >39 dB
  • Rumble-noise-ratio: > 59 dB
  • Turntable: sheet steel
    • Diameter: 270 mm
    • Weight: 1,9 kg
  • Operating mode: Fully automatic, changer for 6 records
  • Tonearm: Straight tubular tonearm, statically balanced
    • Effective length: 203.4 mm
    • Overhang: 17.9 mm

Track misalignment angle: ± 0.18

    • Offset angle: 25,6°
    • Contact pressure: 1.5 - 5 g
  • pickup MM: Shure M-91 MG-D


Special Features

  • Complete unit with frame and hood
  • Automatic tonearm set-up coupled with the speed switch
  • Subchassis
  • Antiskating
  • Cardanic tonearm bearing


Notes[edit]


Pictures[edit]

  • Extract from brochure: Dual 1218, CS 31

Dual 1218 CS-31-Prospekt-1.jpg


Reports[edit]

Links[edit]

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