Anyone with any experience with an Airmar PB100 ? It provides a ton of weather info via NMEA 183 but is pricey at $750 from the discount stores. Airmar says the Airmar and Furuno units are the same.unit. http://tinyurl.com/259uhg Thanks Frank Burrows Destiny 1979 43' Viking MY Piney Narrows Marina Chesapeake Bay