Communication Systems - Engineering

Q1:

In the absence of noise, if C is channel capacity in bits/s, δf is channel bandwidth in Hz and N is number of coding levels. Then

A C = log2 N

B C = (δf) log2 N

C C = 2 (δf) log2 N

D C = 0.5 (δf) log2 N

ANS:C - C = 2 (δf) log2 N

Hartley law C = 2 δf log2N.