S-Band radar is a type of radar system that operates in the microwave frequency range of approximately 2 to 4 gigahertz. It is commonly used for a variety of applications such as weather monitoring, air traffic control, maritime navigation, and military surveillance. S-Band radar systems offer a good balance between resolution and range, making them suitable for tracking moving targets with high accuracy. They are also less sensitive to precipitation and other atmospheric interference compared to lower frequency radar systems. Overall, S-Band radar technology plays a crucial role in various industries and applications, helping to improve safety, efficiency, and situational awareness.