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80khz Acoustic Transducer transmitting Receiving Acoustic Transducer

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80khz Acoustic Transducer transmitting Receiving Acoustic Transducer

40kHz–120kHz frequency band

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Piezohannas

Product Description

80khz Acoustic Transducer transmitting Receiving Acoustic Transducer

80khz Acoustic Transducer transmitting Receiving Acoustic Transducer

Measurement Contents:

1.1. Conductivity and Susceptance Curves:

Measuring the conductivity and susceptance parameters of the transducer within the 40kHz–120kHz frequency band.

1.2. Transmitting Response:

Measuring the transmitting response of the transducer within the 40kHz–120kHz frequency band.

1.3. Receiving Sensitivity:

Measuring the transmit response of the transducer within the 40kHz–120kHz frequency band.

1.4. Vertical Directivity:

Measuring the vertical directivity of the transducer at 80kHz.

1.5. Hydrostatic Pressure Test:

The transducer should withstand a hydrostatic pressure of not less than 1 MPa.

Measurement Data

1.1. Conductivity and Susceptance Parameters

202501#			202502#
f/kHz	G/ms	B/ms	f/kHz	G/ms	B/ms
30	0.0201	0.6261	30	0.0199	0.6543
35	0.0372	0.7475	35	0.0285	0.7782
40	0.0590	0.8826	40	0.0457	0.9198
45	0.1028	1.0240	45	0.0841	1.0821
50	0.1927	1.1830	50	0.1644	1.2602
55	0.3181	1.2863	55	0.3320	1.4133
60	0.4266	1.3543	60	0.4973	1.4409
65	0.5244	1.4781	65	0.5604	1.4978
70	0.7329	1.6063	70	0.7003	1.6618
75	1.0602	1.6673	75	1.0620	1.8130
80	1.5736	1.3740	80	1.7505	1.4966
85	1.5520	0.6074	85	1.5905	0.4250
90	0.9221	0.3113	90	0.7381	0.3400
95	0.4637	0.5025	95	0.4511	0.6900
100	0.3240	0.8204	100	0.3326	0.8541
105	0.3182	0.9066	105	0.2678	0.9978
110	0.2488	1.0260	110	0.1683	1.1556
115	0.1882	1.1461	115	0.1275	1.3131
120	0.1494	1.2738	120	0.1063	1.4554

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Transmitting Response

f/kHz	202501#/dB	202502#/dB
40	128.8	128.1
45	131.0	130.1
50	135.2	133.4
55	139.8	139.5
60	142.0	143.1
65	144.1	143.8
70	147.4	146.5
75	149.8	149.1
80	150.9	150.9
85	150.0	150.8
90	147.5	148.4
95	144.5	145.2
100	143.3	144.6
105	143.5	144.9
110	144.4	143.9
115	143.7	142.8
120	142.5	141.9

Receiving Sensitivity

f/kHz	202501#/dB	202502#/dB
40	-195.7	-194.3
45	-195.1	-196.1
50	-194.1	-194.7
55	-192.5	-190.2
60	-192.4	-190.4
65	-191.2	-189.1
70	-188.6	-190.8
75	-188.2	-187.6
80	-186.9	-185.6
85	-187.3	-184.2
90	-185.8	-183.7
95	-187.7	-188.3
100	-191.7	-188.6
105	-193.1	-190.1
110	-193.8	-191.6
115	-195.5	-195.7
120	-197.6	-198.0

Vertical Direction

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Hydrostatic Pressure Test :

After undergoing hydrostatic pressure tests at 1 MPa/1h, 0 MPa/0.25h, 1 MPa/1h, and 0 MPa/0.25h, the insulation resistance between the positive and negative electrodes of the transducer was greater than 100 MΩ.

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