DTC DUAT and Seattle Avionics Introduce New Flight Planner New DUAT Voyager is a powerful, 100% free flight planner that doesn’t infringe on any patents December 24, 2010. Seattle, WA. DTC DUAT and Seattle Avionics, Inc., announce new DUAT Voyager, a 100% free flight planner that makes it quick and easy to plan flights, obtain weather briefings, and file flight plans. While it downloads weather and TFR information from the Internet, it is not an Internet-based flight planner, and is not subject… (www.seattleavionics.com) 更多...