2-2
Contents:
1 PRINCIPLE OF OPERATION 2-3
2 SPEED OVER GROUND MEASUREMENT 2-3
2.1 Acoustic transmission/reception 2-3
2.2 Depth measurement 2-4
2.2.1 Seek mode 2-4
2.2.2 Lock mode 2-4
2.3 Speed measurement 2-5
2.3.1 Speckle pattern 2-5
2.3.2 Correlation technique 2-10
3 CFT-780 TRANSDUCER 2-11
4 NJC-80 SIG.PROCESSOR 2-12
4.1 BTU-PCB 2-13
4.2 WTU-Assy 2-13
4.3 Data transmission / reception 2-13