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Part 1:
Figure
Question 1. Determine the dc voltages, VB, VE, and VC, with respect to ground in Figure 3-74.
Question 2. Determine the voltage gain for the CE amplifier in Figure 3-74.
Question 3: Determine IC(sat) for Q1 and Q2 in Figure 3-43.
Part 2:
Figure shows a CE power amplifier in which the collector resistor serves also as the load resistor. Assume βDC = βac = 100. Figure
Question 1.
(a) Determine the dc Q-point (ICQ and VCEQ).
(b) Determine the voltage gain and the power gain.
Question 2.
For the circuit in Figure, determine the following:
(a) the power dissipated in the transistor with no load.(b) the total power from the power supply with no load.(c) the signal power in the load with a 500 mV input.
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At oneparticular quiescent operating point, a BJT produces a 300 mAchange in collector current for a 0.1 volt change in thebase-emitter voltage. What is gm for thistransistor in millisiemens
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