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A frequency modulated signal with central frequency 1MHz is described by the following equation: y0 =...
(b) IT SUIS JILI find m(t) 10. An angle-modulated signal is described by the equation below (1) = 10 cos(2111084 +200 cos 2.10°r) signal IJ TUM using the Bessel function table 9. An angle-modulated signal is described by the equation below s(t) = 10 cos[2 (106+0.1 sin(103) (a) If s(t) is the signal obtained by phase modulation with ky=10, find m(t) (b) If st) is the signal obtained by frequency modulation with kf=107 find m(t) bolo modulated signal is described...
Consider frequency modulation with a sinusoidal message signal (tone modulation) m(t) = a cos(2πfmt). The modulated signal is: vFM(t) = Ac cos[2πfct + βf sin(2πfmt)]. with βf = kfa/fm being the modulation index. What is the bandwidth of the modulated signal.
Consider frequency modulation with a sinusoidal message signal (tone modulation) m(t) = a cos(2πfmt). The modulated signal is: vFM(t) = Ac cos[2πfct + βf sin(2πfmt)]. with βf = kfa/fm being the modulation index. What is the bandwidth of the modulated signal.
Q2 The output signal of an angle modulator is given as V(t) = 6 cos(2000000net + 40 cos(2000xt) + 15cos (400nt)) (v) Determine the following: The average power of the signal. b) The carrier frequency of the signal. The instantaneous frequency of the signal. d) The instantaneous maximum frequency deviation of the signal. e) The wavefom of the message signal, assuming a frequency modulation (FM). f) The modulation index, assuming a FM. Is it a broadband FM or narrowband FM...
1. [20 points] An angle modulated signal is given as d(1-8 cos(wl + 2 sin (5000π1)) with carrier frequency 1 MHz (a) Find the power of the modulated signal (b) Find the frequency deviation and the phase deviation (c) Find the bandwidth of the modulated signal (d) Repeat the above parts when the signal is ф(1) : 7 cos(wct + 10 sin( 1300nt) + 12 cos(6000t))
below is used to modulate a carrier to generate the AM signal yt) (Am()) cos(1000t) The periodic signal m() shown a) The power efficiency of the system is measured to be 1 () The type of AM modulation, i.e. SSB, DSBSC, (i) The constant A. (ili) The modulation index 1/13. Determine DSB with carrier enit -3 b) An angle modulated signal is given by d(t-2 cos (2n1061+ sin 2 1000). Find i) The carrier frequency. ii) The baseband signal bandwidth....
A single-tone angle-modulated signal is given by ?(?) = 20cos[6 ∗ 108 ? + 40 sin(1000??)] Assume that the function is an FM signal. Determine (a) the unmodulated carrier frequency, (b) the modulating frequency, (c) the modulation index, and (d) the maximum frequency deviation. Express all frequencies in hertz. (e) Determine the average power dissipated in a 50Ω resistor
Consider an AM system. The message signal is given by cos(1000t) volts. The modulated signal is (0.5+acos(1000m))cos(2π.) volts, where α is a positive coefficient, and fe is the carrier frequency. (a) Determine the value of α when the modulation index is 100%. (b) Determine the value of α when the modulation index is 50%. (c) Determine the value of α when the modulation index is 200%. (6 marks) Continue from (1) and suppose α-05. Sketch the spectrum of the transmitted...
An angle-modulated signal with carrier frequency fc-10s is described by the following equation: PEM (t) = 10cos(wct + 5sin(3000t) + 10sin(2000nt)) Find the power of the modulated signal. 100 С 25 O225 O 50
Find he 20 200 114 pts) Problem 6) A phase-modulated signal is denoted by the following equation: (a) Find the power of the modulated signal. (b) Find the carrier frequency fe (c) Find the frequency deviation Δ. (d) Find the deviation ratio B (e) Find the phase deviation A (t Estimate the bandwidth of pptt). (g) Knowing that the k, of the frequency modulator equal to 2n, what will the FM representation of this signal be if the FM modulator...