Photo-like imagery of bottom structure using CHIRP Down Vision CHIRP powered Dual Channel sonar; display high resolution structure images and target fish at the same time Supplied with: Navionics Gold for US and Canada, Bracket, Transducer, and power cable The Raymarine Dragonfly-7 delivers photo-like underwater images using CHIRP Down Vision sonar on it oversized 7-inch widescreen display. Dragonfly-7's dual channel CHIRP sonar lets you explore structure and target fish like never before. Unlike conventional imaging sonars that transmit a single frequency with each pulse, Dragonfly-7's Down Vision sonar uses CHIRP technology to transmit across a wide spectrum of sonar frequencies with each pulse - the result is much higher resolution, life-like sonar images.
General:I fish lakes inland lakes in the Midwest, and typically not huge bodies of water. Largest being Mille Lacs in MN. Therefore, my review is based on this type of use for this product.Pros:- Exceptional sonar detail in both traditional sonar mode and downvision. The downvision provides a very clear picture of what is going on underneath you...For example, on the sonar you may see one large ball that you assume is bait fish. On the downvision side, you see the ..
