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gure 1 illustrates a BJT amplifier with voltage gain of -115.  a) Identify the capacitors in Figure 1, whose influences are negligible when considering the frequency response over high frequency range of > 1MHz. Explain briefly the reason. b) Identify the capacitor that needs treatment using the principle of "Miller effect capacitance". Calculate the input and output capacitances. c) Determine the upper-cut off frequency of the circuit, which is due to the output of the network only

gure 1 illustrates a BJT amplifier with voltage gain of -115.  a) Identify the capacitors in Figure 1, whose influences are negligible when considering the frequency response over high frequency range of > 1MHz. Explain briefly the reason. b) Identify the capacitor that needs treatment using the principle of "Miller effect capacitance". Calculate the input and output capacitances. c) Determine the upper-cut off frequency of the circuit, which is due to the output of the network only

Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter16: Inductance In Ac Circuits
Section: Chapter Questions
Problem 1PP: Inductive Circuits Fill in all the missing values. Refer to the following formulas:...
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Figure 1 illustrates a BJT amplifier with voltage gain of -115. 

a) Identify the capacitors in Figure 1, whose influences are negligible when considering the frequency response over high frequency range of > 1MHz. Explain briefly the reason.

b) Identify the capacitor that needs treatment using the principle of "Miller effect capacitance". Calculate the input and output capacitances.

c) Determine the upper-cut off frequency of the circuit, which is due to the output of the network only

5092 R 230kΩ || R, 1.5 μµF HE Cs 3V 5pF 5pF Figure 1 R.3kQ2 C HH 1.2 μF HH Cc 15pF R₂3kQ2
Transcribed Image Text:5092 R 230kΩ || R, 1.5 μµF HE Cs 3V 5pF 5pF Figure 1 R.3kQ2 C HH 1.2 μF HH Cc 15pF R₂3kQ2
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