Simrad SH40
Automatic search and tracking procedures ............................................................ 28
How to start the horizontal search program ................................................... 28
How to start the vertical search program....................................................... 29
How to enable position track ....................................................................... 29
How to enable target track ........................................................................... 30
How to add a target tracking line.................................................................. 30
BASIC THEORY................................................................ 31
Settings ................................................................................................................... 31
TVG .......................................................................................................... 31
PP Filter ..................................................................................................... 32
Pulse form and length.................................................................................. 32
Gain........................................................................................................... 32
Tilt............................................................................................................. 33
Noise and reverberation.......................................................................................... 33
Cavitation................................................................................................... 34
Reverberation ............................................................................................. 34
Blocking .................................................................................................... 35
Check the noise yourself! ............................................................................ 35
Layers and deflections ............................................................................................ 36
Temperature and salinity layers.................................................................... 36
Deflections ................................................................................................. 36
4
302656/A
