Electronics and Communication Engineering - Digital Electronics - Discussion
Discussion Forum : Digital Electronics - Section 7 (Q.No. 41)
41.
A digital system is required to amplify a binary encoded audio signal. The user should be able to control the gain of the amplifier from a minimum to a maximum in 100 increments. The minimum number of bits required to encode, in straight binary is,
Answer: Option
Explanation:
Let 6 bit required = 26 = 64, which indicate 64 increment.
If 7 bit = 27 = 128, for 100 increment, 7 bit required.
Discussion:
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