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8
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
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