A tilt angle of 0.5° means that the radar's antenna is tilted 0.5° above the ... because of wind shear--a sudden change in wind speed and direction. Wind shear is common in thunderstorms ...

What is a high-frequency radar? High-frequency or HF radar ... waves on the lake/ocean and bounces back to the antenna. By measuring the characteristics of the returning pulse we can map the speed and ...

Chinese scientists have made a breakthrough in submarine detection by creating a radio-emitting source in the sky using high-energy microwave synthesis technology. This virtual signal source, which ...