Sennheiser HD 540 REFERENCE
Data[edit]
General
- Manufacturer: Sennheiser
- Model: HD 540 Reference
- Years of manufacture: around 1985-1986
- Made in: Germany
- Weight: 210 g
- Original price (UVP): 240 DM (approx. 120 €)
Technical data
Principle: dyamic, open
Coupling to the ear: circumaural
impedance: 300 Ohm
- Rated power: 200 mW
- Contact pressure: 2,5 N
- Frequency range: 16-25,000 Hz
- Distortion factor: <0.2
- Sound pressure: 94 dB
- Plug: jack 3.5/6.3 mm
- Cable length: 3 m
Special Features
- –
Remarks[edit]
Other models of the same series: Frequency range: 16-25,000 Hz