The Dragonfly is running CHIRP technology (Compressed High Impact Radar Pulse). It's basically sweeping through multiple frequencies at the same time. From what I've heard, all of the brands are moving to this starting this spring. Lowrance has already started lowering pricing on their current models in anticipation...so I've heard
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”The beauty of the Second Amendment is that it will not be needed until they try to take it.”
~Thomas Jefferson.........maybe