Dual CS 31

Data

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

• Other models of the same series:
• Chassis / turntable with frame and hood.
  • Dual 1214 / Dual CS 16
  • Dual 1216 / Dual CS 21
  • Dual 1218 / Dual CS 31
  • Dual 1229 / Dual CS 40

Pictures

• Extract from brochure: Dual 1218, CS 31

Links

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