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Posts: 544
Location: Alsip, Il | Need your opinions, need to get a new fish finder for the front. Mine died saturday, hey Matt this is a good excuse for us for going muskyless. They have a model that has a dual frequency, I am not sure what this does, does it help with reducing desruption from having two locators on at once? Thanks, Al |
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Posts: 1936
Location: Eau Claire, WI | Alan,
The dual frequency will not give you an advantage in most shallow (under 100-feet) lakes. The optimal frequency for shallow water is 198-200hz.
The second or "dual" frequency is designed for the people on the great lakes and oceans. It will still work but you will loose some of the range and sensitivity.
Best is to get a single frequency transducer in 198-200. Garmin makes a good unit. I have used several of the 240's over the years and I liked them I suspect the 250 would treat you well.
Hope this helps.
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Posts: 2515
Location: Waukesha & Land O Lakes, WI | If you're going to fish BIG water, then maybe a dual frequency unit is for you. They use either 200 kHz or 50 kHz. If you go with the 250 and you have a hand held GPS, you'll be able to plot waypoints right on the 250's screen!
Attachments ---------------- pt-FF250Large.jpg (28KB - 93 downloads)
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Posts: 544
Location: Alsip, Il | Thanks for the information. Al |
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