Dual DK 220

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Data

General

  • Manufacturer: Dual
  • Model: DK 220
  • Type: Headphones
  • Years of manufacture: 1977 - 1980
  • Made in: Germany
  • Weight: 240 g
  • Original price approx.: 89 DM


Technical data

  • Principle: Dynamic
  • Coupling to the ear: Semi-open
  • Nominal impedance: 140 Ohm
  • Rated power: 2 Watt
  • Contact pressure: approx. 3 N
  • Frequency range: 16 - 20,000 Hz
  • Distortion factor: < 1%
  • Sound pressure level: 90 dB
  • Plug: jack
  • Cable length: 3 meters


Comments


Pictures

  • Extract from brochure: Dual DK-130, DK-220, DK-720

Dual DK-130-220-720-Prospekt-1.jpg


Reports

Links

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