Raymarine 4Kw 18" Hd Digital Radom With O Cable HD digital Radom scanners combine the power and clarity of HD digital signal processing with an ultra-compact scanner suitable for all types of vessels Compatible with C-series widescreen, e-series classic, e-series widescreen and g-series multifunction displays The rd418hd features the same adaptive digital receiver technology found in Raymarine open Array antenna HD digital Radom provide crisp, accurate contact echoes at short ranges, as well as outstanding long range performance up to 48 nautical miles Raymarine, the world leader in marine electronics, develops and manufactures the most comprehensive range of electronic equipment