1. Sketch the frequency response of the amplifier on a semi-log paper. 2. From the frequency-response plot, determine the -3 dB cut-off frequencies fi and fi of the amplifier, and find the bandwidth. 3. Calculate the lower break frequencies fi, fi2, and fis due to the coupling and bypass capacitors. Find the dominant corner frequency and compare it with the measured value of fi. 4. From your plot, determine the unity-gain frequency fr. 5. Calculate the theoretical value of the mid-band gain, and compare it with the practically measured value.

Introductory Circuit Analysis (13th Edition)
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3. Calculations and Discussion
1. Sketch the frequency response of the amplifier on a semi-log paper.
2. From the frequency-response plot, determine the -3 dB cut-off frequencies f, and fi of
the amplifier, and find the bandwidth.
3. Calculate the lower break frequencies fil, fi2, and f3 due to the coupling and bypass
capacitors. Find the dominant corner frequency and compare it with the measured
value of fi.
4.
From your plot, determine the unity-gain frequency fr.
5. Calculate the theoretical value of the mid-band gain, and compare it with the
practically measured value.
6. State how you can reduce the overall bandwidth of the amplifier practically.
7. What is meant by Miller input capacitance, and what are the factors on which it
depends?
8. What is meant by one decade, and one octave?
Transcribed Image Text:3. Calculations and Discussion 1. Sketch the frequency response of the amplifier on a semi-log paper. 2. From the frequency-response plot, determine the -3 dB cut-off frequencies f, and fi of the amplifier, and find the bandwidth. 3. Calculate the lower break frequencies fil, fi2, and f3 due to the coupling and bypass capacitors. Find the dominant corner frequency and compare it with the measured value of fi. 4. From your plot, determine the unity-gain frequency fr. 5. Calculate the theoretical value of the mid-band gain, and compare it with the practically measured value. 6. State how you can reduce the overall bandwidth of the amplifier practically. 7. What is meant by Miller input capacitance, and what are the factors on which it depends? 8. What is meant by one decade, and one octave?
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