Hey Guys Got a Barrett 550 what needs to be done to use them on aprs. I have been told there is a gps available for them to do reporting to such people as reids etc Also looking for a GPS for the Barrett and a second hand / new serial gps Regards Sam Scafe VK4FQ VK4TTT APRS: VK4FQ, VK4FQ-5, VK4FQ-9, VK4FQ-15, VK4TTT