For info, Bones has now published an excellent page on the port 30003 content and format - see
http://www.homepages.mcb.net/bones/Kinetic/KA2_SocketData.htmI guess the ultimate goal is for Radarbox to be able to output all message types:
MSG,1 - ES Identification and Category
MSG,2 - ES Surface Position Message
MSG,3 - ES Airborne Position Message
MSG,4 - ES Airborne Velocity Message
MSG,5 - Surveillance Alt Message
MSG,6 - Surveillance ID Message
MSG,7 - Air To Air Message
MSG,8 - All Call Reply
SEL SELECTION CHANGE MESSAGE
ID NEW ID MESSAGE
AIR NEW AIRCRAFT MESSAGE
STA STATUS CHANGE MESSAGE
CLK CLICK MESSAGE