NorthStar Navigation NorthStar 491 Fish Finder User Manual


 
491 Echo Sounder Operations Manual Page 51
6Reviewing past echoes using SoundTrac
Viewing past echoes using SoundTrac . . . . 6-52
Marking fish as waypoints . . . . . . . . . . . . . . . . 6-53
Navigating to a past echo position . . . . . . . . 6-53
This chapter describes how to use SoundTrac to view past
echoes, and how to navigate to any past echo positions.