Q. Suppose that you have an angle modulation system with an input signal x) as a triangle wave of fundamental frequency 5 kHz and its most power is concentrated in the first third harmonics, the...

Q. Suppose that you have an angle modulaton system with an input signal £01) s wiangle wave of fundamental frequency 5 kiz and its most power is concentrated in the frst third harmonics, the masimum and minimu voltage ae | and -1 espectively. where one period equation of theinput s o[BIl 0Q. Suppose that you have an angle modulation system with an input signal<br>x) as a triangle wave of fundamental frequency 5 kHz and its most<br>power is concentrated in the first third harmonics, the maximum and<br>minimum voltage are I and -1, respectively, where one period equation<br>of the input is<br>x(t) = {2. 10°t -1 O<t<i/2<br>{-2. 10*t +3 T/2<t<T<br>If carrier frequency f. = 10° Hz, Kf = 2000m, and Kp = T. Find the<br>following:<br>1-What is the third harmonic frequency of the input signal?<br>2- Sketch the waveform of the input signal in the time domain.<br>3- Find the frequency deviation in case of FM and PM modulation.<br>4-What is the minimum and maximum frequency in the modulated<br>signal for FM and PM?<br>S-Estimate the bandwidth of the modulated signal for FM and PM.<br>6-Is the modulated FM signal is narow band or wideband? Why?<br>7-Sketch the waveform of the modulated signal for FM and PM.<br>8- How can you generate FM for this system using indirect method?<br>Suggest a method for that and discuss the advantages and<br>disadvantages of your suggestion.<br>9-Propose any receiver (demodulator) system to receive the modulated<br>signal in case of FM. [(Hint: your proposed system consists only a block<br>diagram and the required equations].<br>

Extracted text: Q. Suppose that you have an angle modulation system with an input signal x) as a triangle wave of fundamental frequency 5 kHz and its most power is concentrated in the first third harmonics, the maximum and minimum voltage are I and -1, respectively, where one period equation of the input is x(t) = {2. 10°t -1 O
Jun 11, 2022
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