Humminbird 981C SI

Solve device problem

Videos (tutorials) Documents (manuals)


Recognizing Fish Marks on a Humminbird Helix Sonar and GPS Unit

Jon Thelen and Jeff Kolodzinski discuss how fish are marked on a Helix or ONIX sonar and GPS unit.

Jeff Kolodzinski Introduces the Humminbird Helix 10 SI Sonar and GPS Unit

Jeff Kolodzinski gives you an inside view of the Humminbird Helix 10 SI.

Humminbird 1197c SI Recording

Side Imaging Sonar/External GPS Combo The 1197c SI Combo features a massive 10.4" display, Side Imaging and DualBeamĀ ...