It featured a 75 cm ( 30 in ) rotating radar dish that operated at 13.4 GHz ( K band ) .
ISS - RapidScat was a scatterometer designed to support weather forecasting by bouncing microwaves off the ocean 's surface to measure wind speed .
ISS - RapidScat featured a 75 cm ( 30 in ) rotating radar dish that operated at 13.4 GHz ( K band ) .
ISS - RapidScat was a scatterometer designed to support weather forecasting by bouncing microwaves off the ocean 's surface to measure wind speed .