Type 类型

Unit

WS9445MP-CR/9445MP-BCR、WS9745MP-CR/9745MP-BCR

Sensitivity 灵敏度

dB

See below(0dB=1V/Pa,1KHz)

Impedance 阻抗

Ω

2.2kΩ±30%

Directivity 指向特性

Omni-directional 全向性的

Frequency 频率

HZ 

20-16,000Hz

Max operation voltage最大操作电压

V

10V

Standard operation voltage 标准操作电压

V

3V

Current consumption 消耗电流

MA

Max 0.5Ma

Sensitivity reduction 灵敏度降低

dB

Winthin-3dB at 2V

S /N ratio 信噪比