Quote Originally Posted by rnvinc View Post
Crosstalk interference happens when 2 separate Sonar units are pinging the same frequency ...and each unit gets "confused" as to which returning sound pulse it's supposed to process data from ...

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This is even more prevalent in deeper water, as the 2 separate Sonar beams get wider and overlap more under the boat ...

Rickie
Excellent!! I'm sure this is what's happening thanks