2. For the amplifier circuit of the Figure shown below, calculate the voltage gain and the power gain. (20 points) + V₂ HH SµF Z₁ 82 ΚΩ '20 ΚΩ Rc2k 1 kn 2₁ 5μF HE 18V 50μF 2₁:3= 100 2₂:0=100 200 ΚΩ 2₂ ΚΩ - 5μF HH Zo +201 1ΚΩ Τ

Design For the design of the amplifiers, consider a very large load resistance RL. Use a 15 V DC source and a sinusoidal input signal of 200 mVpp and 1 kHz.  Design a voltage amplification stage with a common emitter amplifier thatmeet the following specifications: Voltage gain of 15 (Av2 ≅ 15) Input impedance greater than or equal to 10 times Zo1 (Zi2 ≥ 10 Zo1). Low cut frequency less than or equal to 20 Hz (fcb2 ≤ 20 Hz). Maximum symmetric excursion.        Use a 2N2222A (NTE123A) transistor. Also, determine the value of the impedance output (Zo2) of the designed circuit.

amplifier has a gain of unity andVcc= 25Vdc, RL= 8Ω and Vi(p-p)= 34V.a. Calculate the input power, the output powerand the efficiency of the amplifier.b. Consider the operation mode that the two output transistors dissipate the maximum power. For this operation mode, find the output voltage across the load and the power dissipated by each transistor.

What is the voltage gain of the amplifier shown if VCC = VEE = 5 V,                  I1 = 500 μA, R1 = 20 Mμ, I2 = 100 μA, R2 = 10 Mμ, βo = 80, VA = 75 V,              Kp = 5 mA/V2, and VT P = −1 V?

n a self-biased FET amplifier given in the figure, Vdd = 20V, Rs = 1k ohm, VGSq = 2.6mA. The transistor has a specific value of Idss = 8 mA, Vp = -6V and gos = 25 microS. 12 mV a.c. to transistor input. What is the Rd resistance value so that the output voltage is -24.85 mV when voltage is applied? The answer is between 3.3 k ohms and 4.6 k ohms.

What are the voltage gain, current gain, and powergain required of the amplifier in as shown if Vi =10mV, RI =2 k , and the output power is 30 mW?

The amplifier circuit below has a single ac input and two ac outputs. Assuming 2N2222 transistor:  (2-a) Determine the Q point, then illustrate it on the transistor I-V characteristic curves.  (2-b) Is the transistor in the active region? Explain thoroughly.  (2-c) Construct the Π-model of the transistor with all parameters labelled and evaluated. Assume room temperature.  (2-f) Build the circuit in the laboratory to validate your theoretical and simulation analyses. Show photos of your setup and signal displays.

The circuit shown above is the ac model for a Common Collector amplifier. Determine the value of the following circuit elements. a) ro  b) RE  c) RL d) gm e) RB f) rπ  g) Rsig

Given r_e = 10 Ω, β = 200, A_v = -160, and A_i = 19 for the collector-feedback network shown below, determine a) R_C; b) R_F; and, c) V_CC .

Consider the circuit. The transistor has a parameter β that varies between 50 and 200. The operation of the circuit and the electrical variables at the end points must be known. end points. Calculate the following for β = 50 and β = 200. a) lE, VE and VB (DC analysis). b) The input resistance Rin (small signal analysis). c) Voltage gain V0/ Vsig (Small Signal Analysis