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The loop gain of an amplifier is given by
The pole at fP1 = 104 is to be moved such that the feedback amplifier with a closed-loop low-frequency gain of 40 has a phase margin of 60 degrees.
(a) Find the value of β.
(b) Determine the new pole frequency.
A digital filter is to be designed using bilinear transform method. The expected frequency response specification of the filter is given in the following figure. fS = 8,000 Hz. I. Specify the filter frequency response versus normalized frequency
Electrostatics, Magnetism, Electronic Circuits, and Induction - ENGN102 What are the magnitude and direction of the net electrostatic force on charge B due to charges A and C and what is the direction and magnitude of the electric field at point P?
Problem: Estimate the resistivity of pure silicon in ? em at (a) room temperature, (b) 77K, and (e) 1000oC. You may neglect the temperature dependence of the carrier mobility in making this estimate.
A 50 ohmlossless air transmission line is terminated in a load impedance ZL = 12.5 + j20 ohm. Find the following using a Smith Chart: the load admittance YL. the closest distance to the load plane where the normalized admittance on the line is 1 + j..
An amplifier with 40 dB of small-signal open-circuit voltagegain, an input resistance of 1M-ohm ,and an output resistance10-ohm drives a load of 100-ohm .What voltage and power gains(expressed in dB) would you expect with the load connected
The function is to take in the values of increment inc and maximum interval value Imax and assuming the sweep interval begins at zero calculates imax, the required number of iterations using imax=ceil (Imax/inc+1).
Plot the magnitude response (in dB) and the impulse response of the designed filter using MatLab.
Explain why the C0 and C1 probabilities of a PI may not be equal to 0.5. Give an example of a circuit or application where this could occur.
Electric field due to planar charge density. An infinite plane, charged with a uni form surface charge density ρo is immersed in a dielectric of permittivity e. Calculate the electric field intensity everywhere in space.
1 for the circuit below given r1100omega r2100omega and l5muh. a derive the expression for transfer function hf.b
Design an ac-dc voltage converter based on half-wave rectification and filtering. The requirements are: 1. Choose the values of the load resistor R and the capacitor C so that the converter will have a ripple factor of 10%
Finding the periodicity in N of the discrete time signal x(n) = Cos(3pi*Ts.n + pi/4) and then plotting the discrete signal. From this the condition on the sampling period is determined
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