The principles of marine radar involve the transmission of short bursts of radio waves, which are emitted from the radar antenna. These radio waves travel through the atmosphere, and when they encounter objects such as ships, buoys or land masses, they are reflected back to the radar antenna. The radar system then measures the time it takes for the reflected waves to return, calculating the distance to the object. Additionally, the direction in which the reflected waves return is used to determine the rolling of the object. This information is processed and displayed on a screen, providing a visual representation of the surrounding environment, assisting with navigation and collision avoidance.
The basic principles of radar involve the emission of radio frequency pulses from a transmitter, which are directed by an antenna into the environment. When these pulses strike an object, they are reflected in the radar system and captured by the receiving antenna. By measuring the delay between transmitting and receiving the pulses, the radar system determines the distance to the object. The direction in which the pulses return helps determine the location of the object. Radar systems use this information to detect and track objects, providing data on their position, speed and movement.
The working principle of military radar is similar to other radar systems, but often involves more advanced technologies and capabilities. Military radar systems transmit high-frequency radio waves, which are reflected by targets such as aircraft, missiles or vehicles. The system measures the delay and resistance of the returned signals to calculate the range, speed and direction of the target. Advanced military radars can also use techniques such as Doppler shift analysis to determine the speed of moving targets and synthetic aperture radar (SAR) for high-resolution imaging. These systems are designed to operate in various environments and conditions, providing critical information for defense and surveillance operations.