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Question about DTFT1. For a discrete-time signal x[n] with the DTFT where b is an arbitrary constant compute the DTFT V(Ω) of v[n] = x[n] - x[n-1].
2. Compute the rectangular form of the four-point DFT of the following signal, which is zero for n<0 and n>=4.
3. Compute the inverse DTFT of: X(ω)=sinΩ cosΩ
4. Compute the inverse DTFT of X(ω)=cos2Ω
What sort of waveform does the input signal have? Is the input signal periodic or non-periodic? If the input waveform is non-periodic, what is its pulse width?
A radio receiver has a noise power N = kTB watts, with T = 100 K and B = 1.0 MHz. The value of k is 1.38 x 10^-23 J/K. What is the noise power in dBW?
Can you write a part of project which is about developing a schedule of power substation on primavera (P6), focusing on the Changes that will happen based on the following:
What effect do internal capacitances in the transistor model have on practical performance of a real system? How would you use these model values to predict system performance?
Consider a communications channel with a passband of 3 kHz to 27.4 kHz. A modem will be connected to this communications channel and the modem will operate with a signaling rate that is 0.56 the maximum allowable signaling rate for this communicat..
An Underwater Optical Communication System and implementing Reed-Solomon Channel Coding
Design a sequential system to continuously output your set of eight different digits (01275438) in binary at the rate of one digit per clock pulse.
How are the left (L) and right (R) signals obtained separately in the radio receiver to drive the dual channel audio amplifier and speakers?
Using 4-bit numbers to save space, multiply 3ten x 4ten in binary.
A pulse width modulation (PWM) circuit works by varying the duty cycle of the square wave while keeping the period fixed.
Surface integral for jet engine. The air-gas exhaust velocity from a jet engine varies linearly from a maximum of 300 m/s at the center of the circular exhaust opening to zero at the edges. If the exhaust diameter is 1.6 m, find thq exhaust flow.
State Carson's rule for bandwidth estimation. What does it reduce to for NBFM and WBFM and d erive an time domain expressionfor the output xd(t) of the system
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