Difference between revisions of "Dual DK 720"
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| − | == | + | == Data == |
| − | {{ | + | {{navigation}} |
| − | ''' | + | '''General''' |
| − | * | + | * Manufacturer: [[Dual]] |
| − | * | + | * Model: DK 720 |
| − | * | + | * Type: Headphones |
| − | * | + | * Years of manufacture: 1977 - 1980 |
| − | * | + | * Made in: Germany |
| − | * | + | * Weight: 300 g |
| + | * Original price approx.: 168 DM | ||
| − | ''' | + | '''Technical data''' |
| − | * | + | * Principle: Orthodynamic |
| − | * | + | * Coupling to the ear: |
| − | * | + | * Rated impedance: 110 ohms |
| − | * | + | * Nominal power handling: 2 Watt |
| − | * | + | * Contact pressure: approx. 3 N |
| − | * | + | * Frequency range: 16 - 20,000 Hz |
| − | * | + | * Distortion factor: < 1% |
| − | * | + | * Sound pressure level: 91 dB |
| − | * | + | * Plug: jack 6.3 mm |
| − | * | + | * Cable length: 3 meters with volume control L-R. |
| − | + | == Remarks == | |
| − | * | + | * Other models of the same series: |
| + | * [[Dual DK 130]] | ||
| + | * [[Dual DK 220]] | ||
| + | * [[Dual DK 720]] | ||
| − | == | + | == Pictures == |
| − | + | * Extract from brochure: Dual DK-130, DK-220, DK-720 | |
| − | + | [[File:Dual DK-130-220-720-Prospekt-1.jpg]] | |
| − | |||
| − | == | + | == Reports == |
| + | |||
== Links == | == Links == | ||
| − | [[ | + | |
| + | [[Category:Headphones]] | ||
Latest revision as of 05:58, 16 April 2019
Data
General
- Manufacturer: Dual
- Model: DK 720
- Type: Headphones
- Years of manufacture: 1977 - 1980
- Made in: Germany
- Weight: 300 g
- Original price approx.: 168 DM
Technical data
- Principle: Orthodynamic
- Coupling to the ear:
- Rated impedance: 110 ohms
- Nominal power handling: 2 Watt
- Contact pressure: approx. 3 N
- Frequency range: 16 - 20,000 Hz
- Distortion factor: < 1%
- Sound pressure level: 91 dB
- Plug: jack 6.3 mm
- Cable length: 3 meters with volume control L-R.
Remarks
- Other models of the same series:
- Dual DK 130
- Dual DK 220
- Dual DK 720
Pictures
- Extract from brochure: Dual DK-130, DK-220, DK-720
