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Specifications
PNR
Noise
Reduction
Ratings
(
NRR
):
23dB
ANR
Noise
Reduction
Ratings
(
NRR
):
29dB
Headphone
Type: Dynamic
(
Φ
30
)
Frequency Response: 50 Hz to 20 kHz
Sensitivity: 95±5 dB SPL
(1 kHz, 1 mW input per earcup side)
full volume on ear simulator
Active Noise Attenuation:
Dynamic 42 ohms:
Rate Input: 30mW Max. Input: 100mW
Speech Sound:
Dynamic 300 ohms:
Rate Input: 30mW Max. Input: 100mW
Microphone and Amplifier:
Element Type: Noise
-
canceling electret
Frequency Response: 100Hz to 5 kHz
Operating Voltage (supplied by air-
craft): 8
-
32 Volts DC
Matching Impedance: 150
-
1000 ohms
Sensitivity:
-
33±4 dB (Ref: 0dB
SPL=20.0uPa at 1 kHz with 10 Vdc 150
ohms AC load)