Hubei Haibo Technology Co., Ltd.-leading underwater transducer company
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TXRX40KHZ
TXRX40KHZ
40Khz Communication Transducer Cylinderical Acoustic Transducers
Measurement content:
1.1. Conductivity and Susceptance Parameters:
Measuring the conductivity and susceptance parameters of the transducer.
1.2. Transmitting Voltage Response:
Measuring the transmitting voltage response of the transducer within the 30kHz–50kHz frequency band; the response should be no less than 140dB at 40kHz.
1.3. Vertical Directivity: The vertical directivity angle at 40kHz is (46.6±5)°.
1.4. Hydrostatic Pressure: 1MPa.
Measurement Data
Conductivity and Susceptance Parameters
202601# | 202602# | ||||
f/kHz | G/ms | B/ms | f/kHz | G/ms | B/ms |
30 | 0.44 | 2.20 | 30 | 0.50 | 2.26 |
32 | 0.62 | 2.35 | 32 | 0.71 | 2.41 |
34 | 0.84 | 2.47 | 34 | 0.92 | 2.49 |
36 | 1.10 | 2.47 | 36 | 1.17 | 2.52 |
38 | 1.30 | 2.38 | 38 | 1.37 | 2.46 |
40 | 1.41 | 2.28 | 40 | 1.48 | 2.40 |
42 | 1.40 | 2.14 | 42 | 1.57 | 2.39 |
44 | 1.31 | 2.20 | 44 | 1.73 | 2.42 |
46 | 1.38 | 2.42 | 46 | 2.01 | 2.38 |
48 | 1.76 | 2.54 | 48 | 2.36 | 2.08 |
50 | 2.21 | 2.31 | 50 | 2.46 | 1.51 |
f/kHz | 202601# | 202602# |
30 | 143.3 | 143.8 |
32 | 145.7 | 145.8 |
34 | 147.3 | 146.6 |
36 | 148.9 | 148.5 |
38 | 149.2 | 149.0 |
40 | 150.3 | 150.0 |
42 | 151.0 | 150.2 |
44 | 150.5 | 149.7 |
46 | 150.2 | 148.5 |
48 | 150.9 | 149.0 |
50 | 151.3 | 149.5 |
Vertical Direction
Hydrostatic Pressure Test
After hydrostatic pressure tests of 3MPa/0.5h, 0MPa/0.25h, and 3MPa/0.5h, the insulation resistance between the positive and negative electrodes of both transducers was greater than 200MΩ.
Measurement Results: Both transducers met the technical specifications.
