0.02kHz-20kHz Hydrophone Underwater Projector For Oceanography Applications
Product Description
0.02kHz-20kHz Hydrophone Underwater Projector For Oceanography Applications
Measurement content:
Receive Sensitivity
Measuring the receiving sensitivity of the hydrophone in the 0.02kHz-20kHz frequency band.
Vertical Directivity
The vertical directivity opening angle of the hydrophone should meet , measurement frequency points is 5kHz, 10kHz, and 20kHz.
Measurement dates:
Receiving sensitivity
The receiving sensitivity of the hydrophone with a preamplifier (amplification 30dB) is as follows.
2.
f/kHz |
Mx/dB |
f/kHz |
Mx/dB |
0.02 |
-161.0 |
0.8 |
-161.3 |
0.025 |
-161.2 |
1 |
-161.3 |
0.0315 |
-160.9 |
1.25 |
-161.3 |
0.04 |
-161.2 |
1.6 |
-161.4 |
0.05 |
-160.9 |
2 |
-161.3 |
0.063 |
-161.1 |
2.5 |
-161.2 |
0.08 |
-160.9 |
3.15 |
-161.4 |
0.1 |
-160.9 |
4 |
-161.6 |
0.125 |
-161.2 |
5 |
-161.9 |
0.16 |
-161.2 |
6.3 |
-162.2 |
0.2 |
-161.1 |
8 |
-162.5 |
0.25 |
-161.3 |
10 |
-163.1 |
0.315 |
-161.1 |
12.5 |
-164.0 |
0.4 |
-161.2 |
16 |
-164.6 |
0.5 |
-161.2 |
20 |
-165.8 |
0.63 |
-161.0 |
Receiving Sensitivity Curve
(The fluctuation within the frequency band is 4.9dB)
Vertical directivity