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Which of the following is true with respect with solid state transmitters in pulsed radar altimeters?(a) Input power is around 100W(b) Use receiver pre-amplifiers(c) High reliability(d) Small sizeThis question was addressed to me in a job interview.The doubt is from Radar Altimeter topic in chapter Celestial Navigation, Doppler and Altimeter Radars of Avionics

Answer»

Correct answer is (a) Input power is around 100W

For explanation: The early pulsed radars were evolved to 5W solid state transmitters incorporating receiver pre-amplifiers. They ALSO PROVIDED a high DEGREE of RELIABILITY, low probability of intercept, small size, and high ACCURACY.



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