Dual 1229

Data[edit]

General

  • Manufacturer: Dual
  • Model: Chassis Dual 1229
  • Type: Disk changer
  • Years of manufacture: 1972 - 1975
  • Made in: Germany
  • Color: Silver / Black
  • Power consumption: 2,5 Watt
  • Dimensions: 424 x 150 x 368 mm (WxHxD)
  • Weight: approx. 7.2 kg
  • Original price approx.: 612 DM (1973, with Shure DM-103 M-E)


Connections

  • outputs: stereo connection cable with 5-pin Din plug
    • Sound cells: either Shure DM-101 M-G or Shure DM-103 M-E


Technical Data

  • Operating mode: Friction wheel
  • Drive: 4-pole synchronous motor with vertically adjustable drive wheel
  • Speed: 33 1/3, 45 and 78 rpm
  • Fine speed regulation: ± 3
  • Synchronous speed fluctuation: ± <0,09 %
  • Rumpel-Fremdspannungsabstand: >35 dB
  • Rumble noise voltage ratio: > 53 dB
  • Turntable: injection-moulded aluminium
    • Diameter: 305 mm
    • Weight: 3,1 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:


Special Features

  • Automatic tonearm touchdown coupled with speed switching.
  • Subchassis
  • Illuminated stroboscope
  • Antiskating
  • Cardanic tonearm bearing
  • Magnetic pickup system DM 101 MG; needles: DN 340 (spherical cut), DN 345 (elliptical cut), DN 321 (for shellac records).

Weight-balanced, gimbal-mounted tonearm with tip bearings, effective length 222 mm. Adjustment of the tracking force by means of a spring (massless tracking force).

Remarks[edit]


Pictures[edit]

  • Extract from brochure: Dual 1229

Dual 1229-Prospekt-1.jpg

Reports[edit]

Links[edit]

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