R2Sonic 2026, Руководство по эксплуатации

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Version 6.3 Rev r012
Date 05-11-2022
Seawater Absorption dB/km
Freq. 10°C 15°C 20°C 25°C 30°C
100 54 65 77 86 91
200 55 67 80 89 92
210 57 69 82 94 98
220
59 71 85 97 104
230
61 74 88 101 109
240 63 76 91 105 115
250 65 78 94 109 120
260 67 80 96 113 125
270 69 82 99 116 130
280 71 84 101 120 134
290 73 86 104 123 139
300
75 88 106 126 143
310
78 91 108 129 148
320 80 93 111 132 152
330 82 95 113 135 156
340 85 97 115 138 160
350 87 99 118 141 164
360 90 102 120 143 168
370 92 104 122 146 171
380 95 106 125 149 175
390 98 109 127 152 179
400
100 111 129 154 182
700
213 207 3 214 235 270
Table 19: Operating Frequency - water temperature – absorption (@50m)
3 At 700 kHz, there is an absorption dip, in this temperature range