Radar System Performance Modeling, Second Edition

E.10: Chapter 10 Problems

E.10 Chapter 10 Problems

1.

In what class of CMs is a barrage noise jammer? In what class is a pulsed jammer?

2.

If it is required to limit the discrimination leakage of targets of interest to 1%, and the measurement K factor is 4, what is the probability of false acceptance of decoys? If 80 decoys and one real target are observed, what is the expected number of objects that will be declared to be real targets?

3.

A jammer generates 5 kW of RF power, has a loss of 0.5dB, and a gain of 20 dB in the direction of the target. What is its ERP? If independent jamming signals having one-half the total power are used on each of two orthogonal polarizations, what is the polarization loss? What is the ERP per polarization?

4.

A radar has a peak transmitted power of 100 kW, transmit gain of 42 dB, and transmit losses of 1.8 dB. Its waveform has a signal bandwidth of 1 MHz and a pulse compression ratio of 10 3. What is the waveform duration? What is the S/J fora3m 2 target at 350 km range with a MLJ having a total ERP of 60W, divided equally in independent signals on two orthogonal polarizations, and a bandwidth matched to the radar signal? If the radar employs frequency agility over a 300 MHz band, and the jammer band matches that bandwidth, what is the S/J?

5.

A radar has a peak transmit power of...

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