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2. For the circuit shown in Figure 4, find the following: ° The input impedance to...
Problem 2: The circuit shown is the AC equivalent circuit of a CC amplifier. The parameters for the BJI are β-100, r.-2.5 KOhms, VT-25 mV, and Va very large. A) Find the input impedance Rin and the output impedance Rout as indicated. B) Find the voltage gain A. /vC) Find Ic, the DC biasing current? RE2.5 P,
Question 1 For the circuit shown in figure 1; i. Find the transfer impedance function, H(s) = Vds(s) Find the poles and zeros for this transfer function and plot them on the s - Find the magnitude of the transfer function in decibels. [10] s-plane [8] ii [3] 2H 20 20 2 H Figure Question 2 The hybrid parameters (h-parameters) for the two -port network circuit in figure 2 are; 5 h=2 0.05 Find the equivalent impedance parameters (z-parameters) Find...
Laboratory 2: Transistor circuit characteristics A. Objectives: 1. To study the basic characteristics of a transistor circuit. 2. To study the bias circuit of a transistor circuit. B. Apparatus: 1. DC Power supply 2. Experimental boards and corresponding components 3. Electronic calculator (prepared by students) 4. Digital camera (prepared by students for photo taking of the experimental results) 5. Laptop computer with the software PicoScope 6 and Microsoft Word installed. 6. PicoScope PC Oscilloscope and its accessories. 7. Digital multi-meter....
The input impedance Zi, the output impedance ZO and the voltage gain AV = (VO / Vi) of the two- stage amplifier circuit in the figure Calculate the values. According to these values you find, when an input voltage is applied to the circuit as shown in the figure What is the maximum value Vomax and shape of the exit sign? Show approximate on a chart +15V 3.3k22 47kQ2 2.4 ΚΩ 0.5uF HE D B Ho 0.5 UF Ipss =...
A21921 2. +9V Re Vout Re RE CE 0v Figure 3 (a) ) State the purpose of each of the capacitors Cin, Cout and Ce in the circuit [3 shown in Figure 3. (i) Derive an expression for the input resistance of this circuit in terms of the [5 mutual conductance of the transistor gm and its current gain β. we require an amplifier with a gain of-100, an output impedance of 1kΩ and an input impedance of 1k2. The...
4. Consider the common-emitter amplifier of Figure 5. Draw the dc circuit and find ICQ. Draw the dc circuit and find ICQ. Find the value of Then, calculate values for Voltage gain Av, Open circuit voltage gain Avoc, input impedance Zin, current gain Ai, power gain G, and out- put impedance Zo. Assume operation in the frequency range for which influence of coupling and bypass capacitors can be ignored +15 V +15 V B 100 100 Ω 47ka Figure 5...
For the differential amplifier shown in Figure 6: Assume well-matched transistors and = 100 for all transistors: a) Why it is important to use well-matched transistors in differential amplifier circuits? What is the potential influence of mismatched transistors on the performance of the differential amplifier? b) Determine the resistor values (R1, R2 and R3) such that the emitter coupled current IE = 0.5 mA and VC1 = 3 V. c) Draw the ac equivalent circuit for the single ended...
Problem 1: Find the input impedance for the following circuit. Assume an angular frequency of 0 = 50 rad/sec. 2 mF 200 mH Zin 10 mF T10mF Problem 2: Calculate average power absorbed by impedance Z = 30-7092 when a voltage V = 120 20° is applied across it. Problem 3: Assuming w=1, for the following circuit find: a. Input impedance ZH b. Thevenin voltage V c. The value of R, that will absorb the maximum average power (recall this...
4. Consider the Darlington circuit shown. 12V R1 4.3ΜΩ C1 Bo-9000 QVBED-1.4V Q2 C2 4302 a) Find the DC values of Ici, Ic2, Vcei, VcE2, P1, and P2. b) Determine the input impedance, output impedance, and no-load voltage gain for this circuit. 4. Consider the Darlington circuit shown. 12V R1 4.3ΜΩ C1 Bo-9000 QVBED-1.4V Q2 C2 4302 a) Find the DC values of Ici, Ic2, Vcei, VcE2, P1, and P2. b) Determine the input impedance, output impedance, and no-load voltage...
For the below circuit, a) Determine the equivalent impedance of the following circuit at frequency of 20Hz b) Calculate the currents I, IR and IC if a voltage of 24V at 20Hz is applied to the input. c) Draw the phase diagrams of currents I, IR and IC . 80Ω 100μF Figure 4