技术文章

经过一段时间的努力，公司成功交付湖南长沙理工大学三套TC4013水听器。

SPECIFICATION 技术指标

Usable Frequency range:                                              1Hz to170kHz

可用频率范围

Horizontal directivity:                                                               Omnidirectional ±2dB at 100kHz

水平指向性图

Receiving Sensitivity:                                                                 -211dB ±3dB re 1V/μPa

接收灵敏度

Transmitting Sensitivity:                                               132dB ±3dB re 1μPa/V at 1m at 100kHz

发射灵敏度

Vertical directivity:                                                           270° ±3dB at 100kHz

垂直指向性

Nominal capacitance:                                                               3.4nF

标称电容

Operating/Survival depth:                                                      700m/1000m

工作/极限深度

Operating/Storage temperature range:             -2°C to +80°C / -40°C to +80°C

工作/贮存温度范围

Weight in Air:                                                                       75g without cable

空气中的重量

产品原理及用途

产品原理：水听器由压电陶瓷换能材料为核心元件，压电陶瓷是一种换能材料，能将接收到的声压信号转换为电信号通过电缆输出到后端进行处理。