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Let X(e^jw) denote the DTFT of a real sequence x[n]. Define Y(e^jw)=1/2{X(e^jw/2)+X(-e^jw/2)} Determine the inverse DTFT y[n] of Y(e^jw).
Convert function H(A, B, C) = (AB + C)(AC + B) into both the sum-of-products and product-of-sums forms. Obtain the truth table and express the function in both canonical forms: sum-of-minterms and product-of-Maxterms.
If the frequency of a signal is 120 Hz and the sampling frequency is 150 Hz, what is the aliased frequency of the signal
construct a vertical line on your I versus V graph at the point V=5V. this line will intersect each of the sloping lines at two separate points. explain the significance of these intersections.
A 5000-Ω resistor and a 50-μF capacitor are connected in a series at t = 0 with a 6-V battery. The capacitor is initially charged. what is the current in the circuit at t= 0, and at t= 5, and what is the maximum charge stored on the capacitor
An NMOS differential pair is biased by a current source I = 0.2 mA having an output resistance Rss = 100 K ohm. The amplifier has drain resistances Rd = 10 k ohm. using transistors with k'nW/L = 3 mA/V^2 and ro that is large.
A box contains 'm' white balls and 'n' black balls.Balls aredrawn at random one at a time without replacement. Find the probability of encountering a white ball by the kth draw.
A simple low-pass discrete-time filter is characterized by the following linear difference equation: y[n] = f y[n-1] +(1- f) x[n] , with 0 1 Draw and clearly label an adder-gain-delay diagram for the filter. using the same difference equation from a..
Describe and explain drift current and diffusion current in a PN junction in thermal equilibrium. What causes each In which directions are the electrons, holes, electron current, and hole current flowing for each effect
Let real periodic sequence x[n] have Fourier Series coefficients ak and sequence y[n] have coefficients bk. Both sequences are periodic with period N = 8. If bk=((-1)k+2ak-2 write an expression for y[n] in terms of x[n].
The message signal x(t), in the following system has a nabdwidth of 10kHz. The center frequecy of the Narrow Band Frequency Modulated (NBFM) signal nbfm(f) is 1Mhz, the frequency deviation f1=1khz and the amplitude of the NBFM signal is 1V.
Determine the value of the output voltage due to the voltage source only (Vol), and due to the current source only (V02).
in a given byte-addressable computer, memory location 10000Hto 9FFFFH are avaliable for user programs. the first location is 10000H and the last location is 9FFFFH. calculate the following: the total number of bytes available (in decimal)
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