10Hz-50kHz Hydrophone Array USBL Transducer Underwater Acoustic Positioning Array
Product Description
10Hz-50kHz Hydrophone Array USBL Transducer Underwater Acoustic Positioning Array
Measurement Contents:
1. Frequency Band: 10Hz～50kHz;
2. Directivity: Omnidirectional;
3. Sensitivity: -194dB～-191dB;
4. Measurements are performed using both three-element and four-elem ent arrays, with at least three azimuth angles of data for each array, inclu ding directivity and sensitivity at different frequencies within the frequency band. IV. Measurement Method 1. Measurement conditions: temperature 20 , air temperature 56%.
2. Measurement standard: GB/T7965-2002 "Measurement of Acoustic Underwater Transducers".
3. Measuring instruments and equipment:
Dual-channel filter
L2 power amplifier
BK145 standard hydrophone
Automatic measurement system for underwater acoustic transducers
Current and voltage sampler Impedance analyze
Horizontal Directionality
Vertical Directionality