One important thing not mentioned
The cone angles are different . 83 kHz ,your wide beam has a larger cone angle than the 50 kHz . That is the reason it cannot penetrate as deep . With the depths we are typically fishing , some actually opt for the 83 kHz because of this reason . Being able to have a wider footprint . Hope this helps .
Last edited by TJones; 12-13-2014 at 03:11 PM.
Reason: None
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