Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 5 (Q.No. 25)
25.
For 10 bit PCM system, the signal to quantization noise ratio is 62 dB. If the number of bits is increased by 2, then the signal to quantization noise ratio will
increased by 6 dB
increased by 12 dB
decreased by 6 dB
decreased by 12 dB
Answer: Option
Explanation:

= (SNR)Q + 6.02 x 2 (SNE)Q + 12 dB.

Discussion:
2 comments Page 1 of 1.

Rushikesh Deshmukh said:   6 years ago
The actual formula is (1.8+6N) in dB.

Gokul said:   7 years ago
This formula is applicable in case of sinusoidal signals. Right?

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