BC:2.2 Given the continuous time signal, f(t) = 11 cos (20000πt + 19°) for each of the sampling periods in parts (a-e) listed below, sketch the two sided spectrum vs the nor- malized radial frequency, w, including all aliases be- tween 47 and 47. Include the complex coeffients for each spectral line as magnitude and phase angle (in degrees). For each of parts (a-e) below, identify the normalized radial frequency, wo (in radians) and corresponding angle, 0, (in degrees), for the prin- cipal zone (principal alias) description of the sam- pled cosine that has the form f[n] A cos(won + 0o). For each case, identify whether the sampled sig- nal is oversampled or undersampled and justify your choice. a.) T, = Δt = 180 με b.) Ts At Δt = 135 με c.) T, = Δt = 75 με d.) T, = Δt = 37.5 με e.) T, = Δt = 15 με Ts = =

BC:2.2 Given the continuous time signal, f(t) = 11 cos (20000πt + 19°) for each of the sampling periods in parts (a-e) listed below, sketch the two sided spectrum vs the nor- malized radial frequency, w, including all aliases be- tween 47 and 47. Include the complex coeffients for each spectral line as magnitude and phase angle (in degrees). For each of parts (a-e) below, identify the normalized radial frequency, wo (in radians) and corresponding angle, 0, (in degrees), for the prin- cipal zone (principal alias) description of the sam- pled cosine that has the form f[n] A cos(won + 0o). For each case, identify whether the sampled sig- nal is oversampled or undersampled and justify your choice. a.) T, = Δt = 180 με b.) Ts At Δt = 135 με c.) T, = Δt = 75 με d.) T, = Δt = 37.5 με e.) T, = Δt = 15 με Ts = =

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

A carrier wave of frequency 2.5 GHz amplitude is modulated with two modulating frequencies equal to 1 kHz and 2 kHz. The modulated wave will have the total bandwidth?
Apply the one-sided and double-sided spectral amplitude and phase on a given practical signal of
2. (b) A periodic composite signal is composed of 2 sine waves(S1,S2). The frequency (f) and maximum amplitude (A) of each sign wave is given below: S1:f = 5KHZ , A = 6V S2 :f = 8Khz , A = 4V Draw a frequency domain graph to represent this information. What is the bandwidth?
Q4/ If figure (1) is the spectrum of the periodic signal answer the following for one period of this signal in time domain: - 2 f kHz -12.5 12.5 Flg. (1) 7- If the L (even parity) error detection system are used, calculate the transmitted data and the required bandwidth. 8- If the V (even parity) error detection system are used, calculate the transmitted data and the required bandwidth. 9- If the L&V (even parity) error detection system are used, calculate the transmitted data and the required bandwidth.
4 Show the numbers in sign+magnitude form and calculate the result. (-5) + (-8) = ? ,
If the carrier signal is Vs (t) = Ve Sin (Wst). And the information signal is used to generate AM wave Vm (t) = Vm Sin (t), the AM Bandwidth is equal to 10 KHz, modulation index m = 0.6 and the spectrum frequency for AM is shown figure: 4 -100-5fm -100 -100+5fm 100-5fm 100 100+5fm KHZ 1- determine Ws. Wm, fim. f. 2- draw the AM wave in time domain 3. determine Vm. Vc
= The design spectrum has Sps = 1.8, SD1 = 0.9, S₁ 1.1, I = 1.00, and R = 6. Determine C, if the period is 0.4 sec. Give the answer to three decimals. Assume that the period is not longer than TL.
1. Calculate the total power of AM signal (par-A). 2. Calculate the bandwidth of AM signal (part-A). 3. Draw the spectrum of AM signal (part-A). DC Vmax Vmin m 3v 1.4 0.25 0.7 2v 1 0 1 1v 0.8 -0.36 1.94
011 for the signal that is shown in the figure below A) plot the amplitude spectrum Xt) 1 2 B) Determine the total power C) Find the value of (n) such that the power reaches %50 of the total power
di len Volt/div = 65 V for red signal, Volt/div = 24 V for blue signal and Time/div = 64 s. What is the phase shift between these signals in terms of degrees?
Volt/div = 37 V for red signal, Volt/div = 7 V for blue signal and Time/div = 11 s. What is the phase shift between these signals in terms of radians? (pi=3.14)
determine whether the signal is periodic (if periodic, state theperiod) or non- periodic and also sketch the signals