Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 10 (Q.No. 38)
38.
Companding is used
to overcome quantising noise in PCM
in PWM receivers to reduce impulse noise
to protect small signals in PCM from quantising noise
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
7 comments Page 1 of 1.

Ammar Ahmad said:   6 years ago
I believe answer is correct.

Because the idea is to have more levels at the lower levels than at high levels. True it does decrease S/N so some people might think option A is the right answer but more accurate is option C.

Arun said:   9 years ago
I think option C is the right answer.

Skp said:   6 years ago
Option A is the correct answer.

Nilay Mukherjee said:   5 years ago
Option A is the correct answer.

Sde said:   4 years ago
Option C is the right answer.

Abhishek said:   7 years ago
The right option is A.

Saurabh kumar said:   5 years ago
Option C is correct.

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