When Eddie Leighton, ZS6BNE, created “shack in a sack” as a working concept for portable operation, in South Africa's great outdoors, for ham radio activity and contests, he had no idea it would become an international ham radio phenomena he renamed RaDAR, or rapid deployment amateur radio. RaDAR, could be ham radio's "iron man" contest that combines outdoor activity with ham radio. Eddie joins Eric, 4Z1UG, in his QSO Today.