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Specifications
HMD 46-3 and HMD 46-31
Headphones
Transducer principle dynamic, open
Ear coupling supra-aural
Frequency response 20–14,000 Hz
Impedance 300
Characteristic SPL
at 1 kHz, 1 mW, mono 95 dB SPL
at 1 kHz, 1 V HMD 46-3: 83 dB SPL
HMD 46-31: 103 dB SPL
THD (350–3,000 Hz) < 1% at 95 dB SPL
Contact pressure approx. 3 N
Microphone
Type BMD 46-413
Transducer principle dynamic, noise-compensating
Frequency response 100–12,000 Hz
Output voltage 0.5 mV/Pa
Impedance 200
General data
Ambient temperature operation: –15°C to 55°C
storage: –55°C to 70°C
Weight without cable approx. 150 g