When sending four bits at a time using frequency modulation, the number of different frequency levels that would be needed would be _______.
a. 24
b. 16
c. 2
d. 8
e. 4
Answer: 16
When sending four bits at a time using frequency modulation, the number of different frequency levels that would be needed would be _______.
a. 24
b. 16
c. 2
d. 8
e. 4
Answer: 16