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楼主 |
发表于 2008-12-22 13:12
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分类: 耳机
名称: Airman750耳机
英文名称: Airman750 Headsets
产地: USA
制造商: TELEX
规格、型号或P/N: Airman750
国外参考资料:
航空公司最常用耳机。
Specifications\:
Receivers Type\:
Dynamic
Impedance\:
150-6000hms
Frequency Response\:
100-3000 Hz Sensitivity\: 90 dB re\: 0.0002 dynes/cm2 at 1 mW input at 1 kHz
Microphone and Amplifier\:
Type\: Noise-canceling electret
Matching Impedance\: 50-600 ohms
Frequency Response\: 300-5000 Hz
Sensitivity\:-48 +6 dB re\: I v/llbar at 1 kHz with 12 Vdc and 470 ohm dc load, 150 ohm ac load per FAA
TSO requirements
Operating Voltage\: 8-30 Vdc
Plug Type\:
Microphone\: Molded, PJ-068 equivalent
Receiver\: Molded PJ-055 equivalent
Gross Weight\:
4 oz. (115 g)
Cord Length\:
5-1/2 ft (1.7 m) |
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