KECG2742PBL-A

KINGSTATE  KECG2742PBL-A  电容式麦克风

The from Kingstate is an electret condenser microphone. An electret microphone is a type of electrostatic capacitor based microphone, which eliminates the need for a polarizing power supply by using a permanently charged material.

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Sensitivity is -42dB

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Operating voltage is 2VDC

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Impedance is 2.2Kohm

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Rated voltage is 10VDC

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Sensitivity reduction is -3dB at f=1KHz, 1Pa, Vs=2.0VDC. to 1.5VDC

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Frequency range from 20Hz to 20KHz

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Maximum current consumption is 0.5mA at Vs=2.0VDC, RL=2.2Kohm

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Signal to noise ratio is 58dBA

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Omni directional directivity

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6mm x 2.7mm dimension