Humminbird 859DI Depth Finder
Using a 7″ LED backlight display, this model offers one of the biggest and brightest screens available. Offering a high-resolution 480 x 800 picture, the fish and the structure below the surface are viewed in great detail. With 4,000 watts of PTP and 500 watts of RMS output, the 859ci HD DI has depth capacity of 600 feet in broadband mode and 250 feet in down imaging mode. The DualBeam PLUS feature provides a 20 degree precision beam for finding fish hiding in bottom clutter and a 60 degree wide view beam for an expanded. The beams can be viewed side-by-side, separately or blended together to create a complete picture of what’s below.
The Down Imaging technology displays a straight down view. Angler will practically see a photograph of exactly what is underneath their boat. Any type of structure such as rocks, bridge pilings, brush, or timber will be displayed in amazing detail. The view from the Down Imaging/2D sonar provides anglers with a complete understanding of exactly what is going on beneath their boat. The 2D sonar allows anglers to locate and target fish while the Down Imaging allows the quick identification of structure. The combination of the two takes the guesswork out of finding fish with sonar.