(A)Element 8-4 Power, Pulse Width, PRR

Question 1

A pulse RADAR has a PRF of 400 Hz, a pulse width of 1 microsecond, and a peak power of 100 kilowatts. The average power of the RADAR transmitter is:

Answer 1

40 watts

Question 2

A shipboard RADAR transmitter has PRF of 1000 Hz, a pulse width of .5 microseconds and a minumum range of 75 meters. its duty cycle is :

Answer 2

.0005

Question 3

A pulse RADAR transmits a .5 microsecond RF pulse with a peak power of 100 kilowatts every 1600 microseconds. This RADAR has:

Answer 3

an average power of 31.25

Question 4

A Pulse RADAR transmits a PRF of 900Hz, pulse width of .5 microseconds and a peak power of 15 kilowatts, what is its average power output?

Answer 4

6.75 watts

Question 5

What is the average power if the RADAR set has a PRF of 1000 Hz, a pulse width of 1 microsecond, and a peak power rating of 100 kilowatts?

Answer 5

100 watts

Question 6

A search RADAR has a pulse width of 1.0 ms a PRF of 900 Hz and an average power of 18 watts. The units peak power is:

Answer 6

20 kilowatts