What are the parameters of radar?
The degree of correlation between samples is a function of the radar parameters (e.g., wavelength, PRT, beamwidth, and pulse width) and the spread of velocities in the resolution volume.
What does the radar receiver detect and measure?
The term “radar” is an abbreviation for RAdio Detection And Ranging; it is a system for detecting objects using reflected electromagnetic energy. Radar systems can measure the direction, altitude, range, and speed of distant objects far from the radar site.
What is the range accuracy requirement for radar system?
Radar Range and Bearing Accuracy: The RADAR Range accuracy should be within 30 m or 1% of the range scale in use, whichever is greater. And for bearing the accuracy should be within 1%.
What is radar detection range?
Radar (radio detection and ranging) is a detection system that uses radio waves to determine the distance (range), angle, or velocity of objects. It can be used to detect aircraft, ships, spacecraft, guided missiles, motor vehicles, weather formations, and terrain.
What are parameters for pulses?
The parameter of real spreading of pulse wave in the artery system is pulse wave velocity (PWV) or pulse transit time (PTT), related according PWV = L/PTT, where L is the length distance of two spots between which the velocity is measured.
What is a radar indicator?
[′rā‚där ‚in·də‚kād·ər] (electronics) A cathode-ray tube and associated equipment used to provide a visual indication of the echo signals picked up by a radar set.
What are the factors affecting radar range?
What factors affect Maximum Range of RADAR?
- FREQUENCY. The higher the frequency of a radar (radio) wave, the greater is the attenuation (loss in power), regardless of weather.
- PEAK POWER. The peak power of a radar is its useful power.
- PULSE LENGTH.
- PULSE REPETITION RATE.
What is maximum range of radar?
The maximum range of the Radar for given specifications is 128km.
What is the minimum range of radar?
The minimum range capability of a radar is determined primarily by the pulse length. It is equal to half the pulse length of the radar (164 yards per microsecond of pulse length).
How does an airborne radar warning receiver work?
Description. The typical airborne RWR system consists of multiple wideband antennas placed around the aircraft which receive the radar signals. The receiver periodically scans across the frequency band and determines various parameters of the received signals, like frequency, signal shape, direction of arrival, pulse repetition frequency, etc.
What are the parameters of a radar signal?
RADAR PARAMETERS a) Radar spectrum engineering criteria (RSEC) b)Waveform (pulse) width, rise time, fall time, modulation c) Pulse repetition rate d)Antenna patterns e) Emission spectra a. Measurement hardware and algorithms b.
How does the enemy use radar and RF?
• The enemy has air defense systems that are very dependent on radar and RF-guided weapons. • They have surface-to-air-missiles (SAMs), anti-aircraft artillery (AAA), and air-to-air missiles that are cued/targeted/guided by RF signals.
When was the first radar warning receiver used?
• First-generation RWRs were used by the US Air Force during the Vietnam War in response to Russian radar- guided SAMs deployed in North Vietnam. • The Israelis suffered heavy losses to radar-directed AAA and SAMs during the 1973 Yom Kippur War.