High-speed D-STAR replaces AX.25 Packet - 07/10/2009
It is reported that the Amateur Radio team supporting the Medtronic Twin Cities Marathon has officially retired AX.25 packet in favour of High Speed D-Star DD Mode
The Amateur Team have used D-Star DD Mode for three years and have five Icom D-Star RP-1D access points installed on Twin Cities building rooftops. These have been 100% reliable, including at the unusually warm 2007 race, where more than 50 runners were sent to area hospitals.
D-STAR at the 2007 Medtronic Twin Cities Marathon
D-STAR Disaster Communications
D-STAR Emergency Digital Voice Data
(*Digital Smart Technology for Amateur Radio)