Question
Asked May 5, 2019
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I got parts a & b right. I just need a clarification how the author got the answer to part c 72.761

4. The amplifier shown below has voltage gain v v, equal to 150. Calculate
a) The lower cutoff frequency.
b) The frequency at which vi leads Vs by 50° Ans. 28.875 Hz
(c) The voltage gain |v |/v, two octaves above cutoff. (Hint
YLLELİİVLİ as in Example 9-5.) Ans. 72.761
Ans. 34.412 Hz
3.7 μF
_가
625 2
625 Ω
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4. The amplifier shown below has voltage gain v v, equal to 150. Calculate a) The lower cutoff frequency. b) The frequency at which vi leads Vs by 50° Ans. 28.875 Hz (c) The voltage gain |v |/v, two octaves above cutoff. (Hint YLLELİİVLİ as in Example 9-5.) Ans. 72.761 Ans. 34.412 Hz 3.7 μF _가 625 2 625 Ω

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Expert Answer

Step 1

From Part (a), the lower cutoff frequency (fL) is 34.412 Hz.

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Step 2

Write the expression for required voltage gain as follows:

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Step 3

From the amplifie...

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