单频率侧扫
单频率侧扫
SINGLE FREQUENCY SIDE-SCANS
特征：
1.频率200或210千赫
2.侧扫换能器
3.浅水测量
4.船体安装
5.回声测深仪填充数据
6.拖鱼的选择
表1：250-270系列
表2：T403-404系列
表3：220系列
SINGLE FREQUENCY SIDE-SCANS
特征：
1.频率200或210千赫
2.侧扫换能器
3.浅水测量
4.船体安装
5.回声测深仪填充数据
6.拖鱼的选择
表1：250-270系列
|
技术规格 Technical Specification |
MODEL 260 SERIES | MODEL 270 SERIES | MODEL 250 SERIES | ||||||||
|
频率 Frequency |
500kHz Single Frequency | 59kHz Single Beam | 100kHz Single Frequency | ||||||||
|
水平波束 Horizontal Beam |
(-3dB) 0.3deg | (-3dB) 1.2deg | (-3dB) 1deg | ||||||||
|
垂直波束 Vertical Beam |
(-3dB) 45deg | (-3dB) 43deg | (-3dB) 40deg | ||||||||
|
发射响应 Transmit Sensitivity |
173dB re 1µPa/V @ 1m | 173dB re 1µPa/V @ 1m | |||||||||
|
接收灵敏度 Receive Sensitivity |
-202dB re 1V/µPa | -188dB re 1V/µPa | |||||||||
|
带宽 Bandwidth |
100kHz | 5kHz | 20kHz |
表2：T403-404系列
|
技术规格 Technical Specification |
T403 | T404 | ||||||
|
共振频率 Resonant Frequency |
200kHz | 210kHz | ||||||
|
水平波束宽 Horizontal Beam Wide |
(-3dB) 1.6deg | (-3dB) 1.5deg | ||||||
|
水平波束窄 orizontal Beam Narrow |
(-3dB) 0.9deg | (-3dB) 0.8deg | ||||||
|
垂直波束 Vertical Beam |
(-3dB) 16deg | (-3dB) 16deg | ||||||
|
发射响应宽 Transmit Sensitivity Wide |
178dB re 1µPa/V @ 1m | 175dB re 1µPa/V @ 1m | ||||||
|
发射响应窄 Transmit Sensitivity Narrow |
181dB re 1µPa/V @ 1m | 178dB re 1µPa/V @ 1m | ||||||
|
接收灵敏度宽 Receive Sensitivity Wide |
-187dB re 1V/µPa | -185dB re 1V/µPa | ||||||
|
接收灵敏度窄 Receive Sensitivity Narrow |
–185dB re 1V/µPa | –183dB re 1V/µPa | ||||||
|
工作深度 Operating Depth |
600m standard, 2000m optional | |||||||
表3：220系列
|
技术规格 Technical Specification |
MODEL 220 SERIES | ||||
|
频率 Frequency |
100kHz Dual Vertical Beam | ||||
|
水平波束 Horizontal Beam |
(-3dB) 1.2deg | ||||
|
垂直波束窄 Vertical Beam Narrow |
(-3dB) 20deg | ||||
|
垂直波束宽 Vertical Beam Wide |
(-3dB) 50deg | ||||
|
带宽 Bandwidth |
20kHz | ||||
|
工作深度 Operating Depth |
600m standard, 2000m optional |
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