Electronics and Communication Engineering - Analog Electronics - Discussion

Discussion Forum : Analog Electronics - Section 3 (Q.No. 4)
4.
The gain of an FET amplifier can be changed by changing
rm
gm
Rd
none of the above
Answer: Option
Explanation:

Gain is proportional to gm .

Discussion:
2 comments Page 1 of 1.

Shubakara said:   1 decade ago
We can change both gm and rm know since A0 = gm ro.

Shailesh Patel said:   1 decade ago
I can't understand that answer is wrong or explanation is wrong because both are different.

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