6) a) What is sampling? Briefly explain on an arbitrary signal. b) On a square wave...
6) a) What is sampling? Briefly explain on an arbitrary signal. b) On a square wave with 4 Hz frequency and 2 Volts peak-to-peak voltage, find the first five data points if the sampling rate is
i) 1 Hz
ii) 2 seconds
iii) 4 Hz
Homework Answers
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6) a) What is sampling? Briefly explain on an arbitrary signal.
b) On a square wave...
A sine wave signal is displayed on the screen of an oscilloscope. 6 peak-to-peak divisions are...
A sine wave signal is displayed on the screen of an oscilloscope. 6 peak-to-peak divisions are measured vertically and 8 peak-to-peak divisions horizontally. The voltage control is on the 2 volts / div scale and the sweep control is on the 5ms scale. The signal period is: a. 0.03 seconds b. 0.04 seconds c. 4 seconds d. 0.005 seconds
Communication System Solve with ALL steps Please QUESTION 3 Briefly explain the following Analog Pulse Modulation...
Communication System
Solve with ALL steps Please
QUESTION 3 Briefly explain the following Analog Pulse Modulation (APM): (i) Pulse Amplitude Modulation (PAM) Pulse Width Modulation (PWM) (iii) Pulse Position Modulation (PPM) (2 marks) (2 marks) (2 marks) b) There are several digital modulations techniques used to modulate digital signal. For a binary data 10111011, sketch the output waveform if the following modulator is used: Amplitude Shift Keying (ASK) (2 marks) Frequency Shift Keying(FSK) (2 marks) (iii) Phase Shift Keying (PSK)...
w R Vinn Vou V. R W (a) (b) An alternating square wave signal f(t) has...
w R Vinn Vou V. R W (a) (b) An alternating square wave signal f(t) has frequency, f = 1 kHz, peak-to-peak voltage, Vpp = 8 V and zero DC offset. (10 pts) A. Given that Vin(t) = f(t), find the steady-state output voltage value for Circuit (a) when i. Vin(t) > 0; ii. Vin(t) <0. B. Given that Vin(t) = f(t), find the steady-state output voltage value for Circuit (b) when i. Vin(t)>0; ii. Vin(t) <0. C. Given that...
Data communication Qs A signal has a bandwidth frequency of 150 Hz and the highest frequency...
Data communication Qs
A signal has a bandwidth frequency of 150 Hz and the highest frequency is 170 Hz. What is the lowest frequency of the signal? (just put the whole number. No decimal values. No units next to the number) A periodic signal completes one cycle in 0.04 second. What is the frequency? A sine wave completes 7200 cycles in one hour. What are its frequency and period? I: 50 Hz, II: 10 Hz, 0.1 seconds I: 25 Hz,...
Question 4 The input signal to the circuit below is a Triangle wave with a peak...
Question 4 The input signal to the circuit below is a Triangle wave with a peak to peak Vin of 10 V Determine the ideal peak to peak output voltage signal. The Frequency is 1 kHz Note: At 0.5 Tp Amplifier Parameters Vin R1 10 Ypg R1 10 K2 0.01 uF C1 Veu Ereg 1 1H2 Vout Note 4 Vpp, Triangle Wave 4 Vpp, Square Wave 2 Vpp, Square Wave 2 Vpp, Triangle Wave
One of the most important classes of time dependent signals are periodic signals. Periodic signals satisfy tho following signal equations, x(t) X(t) x(t+nt) for n 2,3. The periodic signals to b...
One of the most important classes of time dependent signals are periodic signals. Periodic signals satisfy tho following signal equations, x(t) X(t) x(t+nt) for n 2,3. The periodic signals to be observed in this laboratory assignment are shown below. In all the examples A represents the amplitude of the signal and may be given as the measurement from 0 to the peak value A, Apk or can be given as the measurement between A and -A which defines a peak-to-peak...
Q1) Given an analog signal X(t) = 3 cos (2π . 2000t) + 2 cos (2π...
Q1) Given an analog signal X(t) = 3 cos (2π . 2000t) + 2 cos (2π . 5500t) sampled at a rate of 10,000 Hz, a. Sketch the spectrum of the sampled signal up to 20 kHz; b. Sketch the recovered analog signal spectrum if an ideal lowpass filter with a cutoff frequency of 4 kHz is used to filter the sampled signal in order to recover the original signal ; c. Determine the frequency/frequencies of aliasing noise . Q2)...
1.) You want to send a "square wave" pulse signal at a frequency of 60 Hz....
1.) You want to send a "square wave" pulse signal at a frequency
of 60 Hz. What characteristics would this signal have?
2.) You want to set up a flicker fusion stimulus with a duty
cycle of 50%. Lets say you want to set up a stimulus that is a
total of 2 seconds long with a frequency of 1 Hz, 10 Hz, 20 Hz, 40
Hz, 60 Hz, 80 Hz, and 100 Hz. How do you do that? What...
2. Increase the period of square signal in (b) with keeping same pulse duration, as shown...
2. Increase the period of square signal in (b) with keeping same pulse duration, as shown in the following figure То (c) A -A Ti Find the Fourier series coefficients az, as well as M7 and 8. for (c) T1=(1/4)To. Sketch the spectrum for both cases. Consider what spectrum will be if T1/To → 0. Procedures: Use the Signal Generator to generate the above signals according to the setting listed in Table I and measure the spectral from the Digital...
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calcu...
Please help, the plotting can be done in excel or matlab
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency II. What is the optimum sampling rate? IV. Calculate the time interval between samples at the optimum sampling rate
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency...
Communication System
Solve with ALL steps Please
QUESTION 3 Briefly explain the following Analog Pulse Modulation (APM): (i) Pulse Amplitude Modulation (PAM) Pulse Width Modulation (PWM) (iii) Pulse Position Modulation (PPM) (2 marks) (2 marks) (2 marks) b) There are several digital modulations techniques used to modulate digital signal. For a binary data 10111011, sketch the output waveform if the following modulator is used: Amplitude Shift Keying (ASK) (2 marks) Frequency Shift Keying(FSK) (2 marks) (iii) Phase Shift Keying (PSK)...
w R Vinn Vou V. R W (a) (b) An alternating square wave signal f(t) has frequency, f = 1 kHz, peak-to-peak voltage, Vpp = 8 V and zero DC offset. (10 pts) A. Given that Vin(t) = f(t), find the steady-state output voltage value for Circuit (a) when i. Vin(t) > 0; ii. Vin(t) <0. B. Given that Vin(t) = f(t), find the steady-state output voltage value for Circuit (b) when i. Vin(t)>0; ii. Vin(t) <0. C. Given that...
Data communication Qs
A signal has a bandwidth frequency of 150 Hz and the highest frequency is 170 Hz. What is the lowest frequency of the signal? (just put the whole number. No decimal values. No units next to the number) A periodic signal completes one cycle in 0.04 second. What is the frequency? A sine wave completes 7200 cycles in one hour. What are its frequency and period? I: 50 Hz, II: 10 Hz, 0.1 seconds I: 25 Hz,...
Question 4 The input signal to the circuit below is a Triangle wave with a peak to peak Vin of 10 V Determine the ideal peak to peak output voltage signal. The Frequency is 1 kHz Note: At 0.5 Tp Amplifier Parameters Vin R1 10 Ypg R1 10 K2 0.01 uF C1 Veu Ereg 1 1H2 Vout Note 4 Vpp, Triangle Wave 4 Vpp, Square Wave 2 Vpp, Square Wave 2 Vpp, Triangle Wave
One of the most important classes of time dependent signals are periodic signals. Periodic signals satisfy tho following signal equations, x(t) X(t) x(t+nt) for n 2,3. The periodic signals to be observed in this laboratory assignment are shown below. In all the examples A represents the amplitude of the signal and may be given as the measurement from 0 to the peak value A, Apk or can be given as the measurement between A and -A which defines a peak-to-peak...
1.) You want to send a "square wave" pulse signal at a frequency
of 60 Hz. What characteristics would this signal have?
2.) You want to set up a flicker fusion stimulus with a duty
cycle of 50%. Lets say you want to set up a stimulus that is a
total of 2 seconds long with a frequency of 1 Hz, 10 Hz, 20 Hz, 40
Hz, 60 Hz, 80 Hz, and 100 Hz. How do you do that? What...
2. Increase the period of square signal in (b) with keeping same pulse duration, as shown in the following figure То (c) A -A Ti Find the Fourier series coefficients az, as well as M7 and 8. for (c) T1=(1/4)To. Sketch the spectrum for both cases. Consider what spectrum will be if T1/To → 0. Procedures: Use the Signal Generator to generate the above signals according to the setting listed in Table I and measure the spectral from the Digital...
Please help, the plotting can be done in excel or matlab
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency II. What is the optimum sampling rate? IV. Calculate the time interval between samples at the optimum sampling rate
6) Consider the below wave form when a-1 Hz (2n rad/sec) and b-0.9a F(t) sin(at)+sin(bt) I. Calculate the beat frequency. II. Plot the beat frequency...
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