球形换能器
球形换能器
SPHERICAL TRANSDUCERS
特征：
1.全向响应
2.低噪声性能
3.声参考标准
4.宽带运营
5.气枪和潮监测
6.海洋哺乳动物的音频传感器
表1：60-140系列换能器
SPHERICAL TRANSDUCERS
特征：
1.全向响应
2.低噪声性能
3.声参考标准
4.宽带运营
5.气枪和潮监测
6.海洋哺乳动物的音频传感器
表1：60-140系列换能器
|
技术规格 Technical Specification |
D/60 | D/70 | D/140 | ||||||||
|
共振频率 Resonant Frequency |
70kHz (Nominal) | 60kHz (Nominal) | 150kHz (Nominal) | ||||||||
|
全向波束 Beam Pattern Omni |
+/- 1dB up to 80kHz | +/- 1dB up to 70kHz | +/- 2dB up to 160kHz | ||||||||
|
接收灵敏度 Receive Sensitivity |
-198dB re 1V/µPa | -200dB re 1V/µPa | -206dB re 1V/µPa | ||||||||
|
发射响应 Transmit Sensitivity |
150dB re 1µPa/V @ 1m | 147dB re 1µPa/V @ 1m | 147dB re 1µPa/V @ 1m | ||||||||
|
电容 Capacitance |
@ 1kHz 9000pF | @ 1kHz 9800pF | @ 1kHz 2500pF | ||||||||
|
输入功率 Input Power |
190瓦共振频率附近 190 Watts around resonance |
250瓦共振频率附近 250 Watts around resonance |
100瓦共振频率附近 100 Watts around resonance |
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|
耐压深度 Operating Depth |
1500m | 4000m | 1500m |