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Consider a series of amplifiers and feedback circuits connected in the ideal feedback configurations. In each case the input resistance to the basic amplifier is Ri = 10 k Ω, the output resistance of the basic amplifier is Ro = 1 k Ω, and the loop gain is T = 104.
(a) Determine the maximum possible input resistance and minimum possible input resistance to the feedback circuit.
(b) Determine the maximum possible output resistance and minimum possible output resistance to the feedback circuit.
The total charge that has accumulated on the positive plate of a capacitor varies with time. The charge follows q=At^2 for the first 4s. a) Find the value of current at t=2,6,9,12,16 s. b) Sketch the current i(t) as a function of time
Problem 1. Explain the purpose of the capacitor in the microphone circuit.
Also, fully define the mixer by giving two permissible frequencies for the local oscillator, and define the required band pass filter (center frequency and bandwidth).
Write an equation for the following sequence (use only 3 variables for the right-hand side): The overflow indicator V will turn on iff X is negative, Y is positive and D is positive, or if X is positive, Y is negative and D is negative.
Assume that an oven has an electronic thermometer attached to circuitry with two outputs: one (H) is asserted when the temperature is above h, and the other (L) is asserted when the temperature is below l. Design a circuit that will turn the oven
if the 150 lb man fires the o.2lb bullet with a horizontal muzzle velocity of 3000 fts measured relative to the 600lb
Data Mining
In an n-channel MOSFET, thephenomenon that controls the quantity of electrons entering thechannel is: a. the Law of Conservation of Charge b. none of the above c. the attraction of electrons in the N+ material to thegated. the attraction of source el..
Derive an expression for the ratio of the proportionality constants - Plot the distribution of the m = 0 TE mode for a slab waveguide with parameters
If it takes 3.52 s for 10.0 mL of helium to effuse through a hole in a container at a particular temperature and pressure, how long would it take for 10.0 mL of oxygen, O2, to effuse from the same container at the same temperature and pressure
Collecting feedback/data from your target customer. Developing a well-researched and well-tested design solution. Justifying the value of your design solution from multiple perspectives.
The capacitator in the circuit is charged to 20 V at the time the switch is closed. If the capacitator ruptures when it'sterminal voltage equals or exceeds 20kV, how long does it take torupture the capacitator
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