A television signal is sampled at a rate of 25% above the Nyquist rate. The signal has a bandwidth of 6 MHz. The samples are quantized into 512 levels. The minimum bandwidth required to transmit this signal would be

A television signal is sampled at a rate of 25% above the Nyquist rate

1.	A television signal is sampled at a rate of 25% above the Nyquist rate. The signal has a bandwidth of 6 MHz. The samples are quantized into 512 levels. The minimum bandwidth required to transmit this signal would be
A.	135M bits/sec
B.	67.5 M bits/sec
C.	270 M bits/sec
D.	None of these.
Answer» B. 67.5 M bits/sec