High-frequency signals suffer more attenuation than low- and mid-frequency signals . Frequency also has an impact on the radar device antenna’s beam width and beam angle. High-frequency signals can enable small beam angles using small antennas.9 Şub 2017
Read moreWhat is the frequency of radar?
Most radars, in practice, operate between 400 MHz to 36 GHz ; however, there are some notable exceptions. The optical and radio portions of the electromagnetic spectrum occupy positions coincidental with two important transparent bands in the Earth’s atmosphere and ionosphere.
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