Using bottom zoom, Using bottom lock zoom – NorthStar Navigation Echo Sounder NorthStar 491 User Manual

Page 24

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Using bottom zoom, Using bottom lock zoom | NorthStar Navigation Echo Sounder NorthStar 491 User Manual | Page 24 / 76 Using bottom zoom, Using bottom lock zoom | NorthStar Navigation Echo Sounder NorthStar 491 User Manual | Page 24 / 76
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