Planning Arranging of Vietnam GDB missions included Cause_to_be_included providing Supply coordinates with accuracy to the radar sites , handoff of the bomber from air controllers ( e.g. , a DASC ) to the site , tracking Recording the aircraft by radiating Lighting the bomber ( e.g. , activating the 400 Watt Motorola SST-181 X Band Beacon Transponder ) , and radioing of technical data from the aircrew to the radar site such as the airspeed/heading for the central to estimate wind Motion speed on the bomb Attack ( s ) .