标准水听器(8105)
简介:
8105型是一种结构牢固的球形水听器,可用于深达1000米的海洋,并具有出色的指向特性
特点 :
Omnidirectional over full frequency range
No metallic parts exposed
3 dB limit in air at 7 kHz
Frequency ranges from 0.1Hz to 180 kHz
Individually calibrated
Flat frequency response over wide range
Omnidirectional over wide frequency range
Working pressures up to 9.8 × 106 Pa (100 atm. [1000 m])
Shielded-element construction
Highly corrosion resistant
技术参数:
带电缆电压灵敏度 | 56 uV/Pa ± 15 uV C |
电荷灵敏度 | 0.42 pC/Pa |
带集成电缆电容 | 7500 pF |
频率范围,参考频率250Hz | 0.1Hz to 100 kHz (+1/−6.5 dB) / 0.1Hz to 160 kHz (+3.5/−10.0 dB) dB |
短期连续工作温度范围 | -30 to +80 C |
最大工作静压力 | 260 dB = 9.8 × 10^6 Pa dB |
尺寸 | 93 mm (3.66 inch) 英寸 |
连带集成电缆重量 | 1.6 kg (3.5 lb) kg |
集成电缆 | 10 m waterblocked low-noise shielded cable to MIL-C-915 with BNC plug |
主要用途:
Calibration reference standards
Ultrasonic measurements in liquids
Cavitation measurements
Laboratory and industrial measurements in liquids and gases
As underwater projectors (8103, 8104 and 8105)
Noise measurements in humid and polluted atmospheres