Dual DK 220
Data[edit]
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[edit]
- Other models of the same series:
- Dual DK 130
- Dual DK 220
- Dual DK 720
Pictures[edit]
- Extract from brochure: Dual DK-130, DK-220, DK-720
