Page 7 of 133
Version 3.0 REV r000
Date 25-08-2010
6.5.1 Absorption: 0 – 120dB/km ........................................................................................... 54
6.5.2 Spreading Loss: 0 – 60 dB ............................................................................................. 54
6.5.3 Time Variable Gain ....................................................................................................... 55
6.6 Tools | Firmware Upgrade ................................................................................................... 57
6.7 Display settings ..................................................................................................................... 60
6.8 Main Operation Parameters ................................................................................................. 60
6.8.1 Range: 0 – 500 metres .................................................................................................. 61
6.8.2 Power: 0 – 221 dB ......................................................................................................... 61
6.8.3 Pulse Length: 15µsec – 500µsec ................................................................................... 62
6.8.4 Gain: 1 – 45 ................................................................................................................... 62
6.8.5 Depth Gates .................................................................................................................. 62
6.9 Save Settings ......................................................................................................................... 64
6.10 Operating Sonic Control on a second computer ................................................................... 65
6.10.1 Two computer setup .................................................................................................... 65
6.10.2 Changing back to one computer .................................................................................. 66
7 SONIC 2024/2022 THEORY OF OPERATION ............................................................................ 67
7.1 Sonic 2024/2022 Sonar Head Block Diagram ....................................................................... 67
7.2 Sonic 2024/2022 Transmit (Normal Operation Mode) ......................................................... 68
7.3 Sonic 2024/2022 Receive (Normal Operation Mode) ........................................................... 69
7.4 Sonic 2024/2022 Sonar Interface Module (SIM) Block Diagram .......................................... 71
7.4.1 Sonar Interface Module (SIM) Block Diagram .............................................................. 71
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