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Single beam sonar – Humminbird 560 User Manual

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Single Beam Sonar

The 550 Fishfinder and 560 Fishfinder use a
200 kHz single beam sonar system with a 20°
area of coverage. Depth capability is affected by
such factors as boat speed, wave action, bottom
hardness, water conditions, and transducer
installation.

How Sonar Works

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