Hubei Haibo Technology Co., Ltd.-leading underwater transducer company
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DPFS200K
DPFS200K
200Khz Acoustic Transducer with 1-3 Composite Material for Underwater Sonar Array
1. Measurement Content
1.1. Voltage Transmitting Response
Measuring the transducer's response in the 175kHz–225kHz frequency band, with a minimum response of 142dB at 200kHz.
1.2. Receiving Sensitivity
Measuring the transducer's receiving sensitivity in the 175kHz–225kHz frequency band, with a minimum response of -195dB at 200kHz.
1.3. Directivity
Opening angle of Vertical directivity not less than 20°, measuring at 200kHz.
1.4. Hydrostatic Pressure: 1MPa.
2. Measurement Data
2.1. Conductivity and Capacitance Curves
202601# | 202602# | 202603# | ||||||
f/kHz | G/ms | B/ms | f/kHz | G/ms | B/ms | f/kHz | G/ms | B/ms |
174 | 0.1062 | 0.3215 | 174 | 0.1218 | 0.3558 | 174 | 0.1404 | 0.3616 |
176 | 0.1126 | 0.3162 | 176 | 0.1451 | 0.3447 | 176 | 0.1681 | 0.3493 |
178 | 0.1164 | 0.3133 | 178 | 0.1658 | 0.3308 | 178 | 0.1834 | 0.3170 |
180 | 0.1194 | 0.3137 | 180 | 0.1739 | 0.3075 | 180 | 0.1857 | 0.2898 |
182 | 0.1281 | 0.3178 | 182 | 0.1742 | 0.2859 | 182 | 0.1728 | 0.2725 |
184 | 0.1362 | 0.3204 | 184 | 0.1670 | 0.2711 | 184 | 0.1581 | 0.2660 |
186 | 0.1503 | 0.3210 | 186 | 0.1583 | 0.2646 | 186 | 0.1489 | 0.2705 |
188 | 0.1680 | 0.3183 | 188 | 0.1536 | 0.2667 | 188 | 0.1498 | 0.2790 |
190 | 0.1841 | 0.3123 | 190 | 0.1558 | 0.2671 | 190 | 0.1565 | 0.2824 |
192 | 0.2064 | 0.2982 | 192 | 0.1575 | 0.2658 | 192 | 0.1684 | 0.2912 |
194 | 0.2250 | 0.2783 | 194 | 0.1655 | 0.2631 | 194 | 0.1838 | 0.2810 |
196 | 0.2342 | 0.2442 | 196 | 0.1727 | 0.2592 | 196 | 0.2001 | 0.2702 |
198 | 0.2310 | 0.2123 | 198 | 0.1815 | 0.2481 | 198 | 0.2117 | 0.2497 |
200 | 0.2182 | 0.1839 | 200 | 0.1881 | 0.2338 | 200 | 0.2171 | 0.2269 |
202 | 0.1983 | 0.1633 | 202 | 0.1867 | 0.2149 | 202 | 0.2120 | 0.2007 |
204 | 0.1737 | 0.1485 | 204 | 0.1779 | 0.1990 | 204 | 0.1982 | 0.1797 |
206 | 0.1512 | 0.1426 | 206 | 0.1692 | 0.1847 | 206 | 0.1817 | 0.1641 |
208 | 0.1332 | 0.1330 | 208 | 0.1530 | 0.1726 | 208 | 0.1656 | 0.1389 |
210 | 0.1146 | 0.1415 | 210 | 0.1398 | 0.1689 | 210 | 0.1434 | 0.1472 |
212 | 0.0961 | 0.1462 | 212 | 0.1235 | 0.1637 | 212 | 0.1279 | 0.1489 |
214 | 0.0860 | 0.1531 | 214 | 0.1116 | 0.1651 | 214 | 0.1111 | 0.1488 |
216 | 0.0741 | 0.1594 | 216 | 0.1000 | 0.1669 | 216 | 0.0986 | 0.1543 |
218 | 0.0651 | 0.1665 | 218 | 0.0918 | 0.1700 | 218 | 0.0876 | 0.1568 |
220 | 0.0591 | 0.1754 | 220 | 0.0821 | 0.1737 | 220 | 0.0805 | 0.1656 |
222 | 0.0533 | 0.1841 | 222 | 0.0744 | 0.1761 | 222 | 0.0734 | 0.1683 |
224 | 0.0508 | 0.1852 | 224 | 0.0671 | 0.1805 | 224 | 0.0647 | 0.1762 |
226 | 0.0482 | 0.1923 | 226 | 0.0603 | 0.1863 | 226 | 0.0587 | 0.1802 |
f/kHz | 202601 | 202602 | 202603 |
175 | 140.4 | 139.0 | 139.4 |
180 | 141.4 | 139.7 | 139.7 |
185 | 142.3 | 139.8 | 140.7 |
190 | 143.7 | 140.6 | 141.8 |
195 | 145.1 | 142.5 | 143.5 |
200 | 144.3 | 143.3 | 143.9 |
205 | 142.7 | 142.2 | 143.0 |
210 | 141.6 | 141.0 | 141.7 |
215 | 140.0 | 139.9 | 140.7 |
220 | 138.8 | 138.7 | 139.6 |
225 | 138.4 | 137.7 | 138.9 |
f/kHz | 202601 | 202602 | 202603 |
175 | -196.5 | -195.3 | -194.9 |
180 | -194.3 | -192.2 | -194.8 |
185 | -193.5 | -193.0 | -192.3 |
190 | -191.2 | -190.8 | -191.9 |
195 | -190.4 | -190.3 | -192.0 |
200 | -188.5 | -187.6 | -189.4 |
205 | -187.5 | -186.5 | -188.2 |
210 | -188.6 | -188.5 | -190.7 |
215 | -189.9 | -188.8 | -190.7 |
220 | -191.2 | -190.4 | -192.1 |
225 | -193.2 | -193.3 | -195.0 |
Vertical Direction
Hydrostatic Pressure Test
After hydrostatic pressure tests at 1 MPa/1h, 0 MPa/0.25h, and 1 MPa/1h, the insulation resistance between the positive and negative electrodes of the transducer was greater than 100 MΩ.
Measurement Results
The transducer fully meets the technical specifications.
