Neutral buoyancy type MEMS vector hydrophone
A vector hydrophone and buoyancy technology, which is applied in the direction of vibration measurement, instrumentation, and vibration measurement in fluids, can solve the problems of large frequency response fluctuations and low sensitivity, and achieve the effect of simple method and easy realization
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[0046] The present invention will be further described below in conjunction with accompanying drawing:
[0047] Such as Figure 1 to Figure 4 As shown, a neutral buoyancy nano-electromechanical vector hydrophone includes a stainless steel circuit case 2 with a built-in signal processing circuit board 1, and the top of the stainless steel circuit case 2 is extended with a necked case 4 and a bottom with a built-in wire 3. The nozzle is plugged with a plug 6 connecting the cable 5, and the wire 3 in the necking tube shell 4 is connected to the input end of the signal processing circuit board 1 in the stainless steel circuit shell 2, and the output end of the signal processing circuit board 1 is passed through The wire 3 is connected to the cable 5 on the plug 6; the top of the necking tube shell 4 is fixedly connected with a fixed disc 7 with a central through hole, and the fixed disc 7 is provided with an installation groove 8, and the polyurethane non-woven fabric is passed th...
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