Headphones

Transducer principle

 

dynamic

 

 

 

Frequency response

 

200 Hz to 6,000 Hz

 

 

 

Sound pressure level

 

89 dB SPL at 1 V/1 kHz

 

 

 

Ear coupling

 

supra-aural, closed

 

 

 

THD

< 1 %

 

 

 

Contact pressure

 

approx. 1.5 N

 

 

 

Nominal impedance

300 Ω

 

 

 

Size of earcups

 

51 mm

 

 

 

Microphone

Transducer principle

pre-polarized condenser,

 

noise compensating

 

 

Frequency response

400 Hz to 4,500 Hz

 

 

Output voltage

170 mV/Pa; adjustable from

 

40 to 500 mV/Pa

 

 

Supply voltage

8 to 16 V DC

 

 

Current consumption

typ. 10 mA at 8 V

 

 

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Sennheiser HME 43-K manual Headphones, Microphone