3. Calculations and Discussion 1. Calculate the theoretical DC voltages and currents for the transistor bias circuit and

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3 Calculations And Discussion 1 Calculate The Theoretical Dc Voltages And Currents For The Transistor Bias Circuit And 1 (52.02 KiB) Viewed 48 times

3. Calculations and Discussion 1. Calculate the theoretical DC voltages and currents for the transistor bias circuit and compare them with the practically measured values 2. Calculate the theoretical values of the voltage gain for the three cases and compare them with the measured quantities 3. Sketch the AC load line for the amplifier circuit and find the theoretical maximum symmetrical swing in collector voltage v before clipping when Re - 10 K. Determine w before clipping and compare it with the measured value. 4. Determine the theoretical value of the input impedance and compare it with the measured value. 5. Calculate the theoretical value of the output impedance and compare it with the measured value - 80 - Experiment The Common Emitter Amplifier 6. What is the role of resistor Rg, in the amplifier circuit? Derive two expressions for the voltage gain with and without the existence of Rɛ/ and compare between them in terms of gain value and gain stability? 7. If resistor R, is opened (or removed) in the circuit of Fig. 5, what is its effect on the transistor circuit? Determine the collector current Ic and voltage Vain this case. 8. Calculate the current gain A, of the amplifier circuit of Fig.6.