Thread: Helix upgrade, need help

Recommendations of mounting a transducer to a certain pound thrust TM have to do with where the skeg is located on the foot of the TM and if there is enough room between the skeg and the prop for a transducer to fit ...
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HELIX generation 1 units are networkable in 9, 10, and 12 inch ...
HELIX generation 1 units in 5 amd 7 inch are non-networkable ...

HELIX generations 2 and newer must have an “N” in the model name (ie: G2N, G3N, G4N) these come 8, 9, 10, 12, and 15 inch ...

HELIX 7 (generation 2 and newer) comes in a networkable version and a non-networkable version ...

All HELIX 5’s are non-networkable ...
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While it is true that SI on a TM can cause “skewing” in the SI image due to turning the TM - SI still can be an effective tool on the TM ...

When something looks interesting on the SI image - simply drop a waypoint on the item and pass over the interesting item again (holding the TM in as straight a path as possible) to investigate what that interesting item may be ...
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It is possible to use your current power cord on a newer HELIX but it is recommended to use the new power cord with a new unit because a newer (larger) HELIX will have a built-in interference choke in the power cable for possible RFI interference control ...

Rickie