Sennheiser HMD 26-II User Manual

Specifications

23

HMDC 26-II-600

Headphones

Transducer principle

dynamic, closed

Ear coupling

supra-aural

Frequency response

20 to 18,000 Hz

Impedance

600 

Ω mono/1200 Ω stereo

Characteristic SPL

108 dB SPL at 1 kHz, 1 mW
110 dB SPL at 1 kHz, 1 V

Max. SPL

120 dB SPL at 1 kHz

Active noise 

 

compensation

 

≥ 18 dB (100 to 300 Hz)

Attenuation 

 

(active/passive)

 
15 to 30 dB

THD

< 0.5 % at 1 kHz 

Contact pressure

approx. 3.9 N 

Microphone

Type

BMD 424

Transducer principle

dynamic, noise-compensating, hyper-cardioid

Frequency response

40 to 16,000 Hz

Output voltage

0.4 mV/Pa at 1 kHz

Impedance

300 

Ω

General data

Temperature range

operation: 

-15°C to 55°C

storage: -55°C 

to 

70°C

Weight without cable

approx. 210 g

Power supply for 

 

NoiseGard

2x 1.5 V AA alkaline battery (IEC LR 6) or 

 

2x 1.2 V AA rechargeable battery (IEC LR 6),

 

operating time approx. 60 h