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Introduction »PILOTS EQUIPMENT»Pilot headset»Czech Pilot Group » ANR helicopter headset PA-401
ANR Aviation Headset for Helicopter Use. Super Soft Double Foam Head Pad. Easy-to-wear super soft silicone gel ear seals. Headband Size Adjustment. Precision flex boom for perfect microphone placement. Noise-canceling Amplified Dynamic Microphone. Coiled cord from headset to molded plug, 70CM. Assembled strictly following the FAA TSO standards. Noise Reduction Ratings(NRR):24dB
Headphone:
Type: Dynamic (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.Iuput:100mW
Speech Sound:
Dynamic 300 ohms, Rate Input:30mW Max.Iuput:100mW
Microphone and Amplifier:
Element Type: Noise-canceling Amplified Dynamic Microphone
Frequency Response: 150Hz to 8kHz
Operating Voltage (supplied by aircraft ): 8-32 Volts DC
Matching Impedance: 150-1000 ohms
Sensitivity: -13±4 dB
(ref: 0dB SPL=20.0uPa at 1 kHz with 10 Vdc 150 ohms AC load)
General:
Temperature:Operating: -20 to 70C
Cordage:
PH-401 Coiled cord from headset to molded plug,70CM
Intercom Connections:
Plug:U174/U
Weights:
PH-401 ----640g
Noise Reduction Specifications:
Attenuation Frequency Band: 20Hz~20KHz
Main Attenuation Frequency Band: 20Hz~600Hz
Attenuation Capability: 18~21dB
Power Consumption: 30 mW
Headset size range
Height: 10 to 14 cm
Color:
Black
Boom:
Flexible Boom