S p e c i fi c a t i o n s
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 aircraft): 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)
General:
Temperature:
Operating: - 20 to 70°C
Cordage
: Straight cord from headset to molded plug, 150CM
I
ntercom Connections:
Earphone Plug
：
PJ-055 (.25” 6.3
Φ
phone plug)
Microphone Plug
：
PJ-068 (.206” 5.2
Φ
phone plug)
Weights
: 600g
ANR Noise Reduction Specifications:
Attenuation Frequency Band ….…….20Hz~20 KHz
Main Attenuation Frequency Band ….20Hz~600Hz
Attenuation Capability…….… ……..29dB
Power Consumption ……. ………...30 mW
Headset size range Height:
10 to 14 cm
Color
: Black
Boom:
Flexible Boom
