The capacity of a Binary Symmetric Channel (BSC) with cross-over probability 0.3 is

The capacity of a Binary Symmetric Channel (BSC) with cross-over probability 0.6 is

A signal is sampled 1khz and is quantized using 8-bit uniform quantizer assuming SNR for a sinusoidal signal, the bit rate is

A signal is sampled 8khz and is quantized using 8-bit uniform quantizer assuming SNR for a sinusoidal signal, the bit rate is

In a BPSK signal detector, the local oscillator has a fixed phase error of 0⁰. This phase error deteriorates the SNR at the output by a factor of

In a BPSK signal detector, the local oscillator has a fixed phase error of 30⁰. This phase error deteriorates the SNR at the output by a factor of

Four messages are band limited to w,w,w and w are to be multiplexed using time division multiplexing. The minimum bandwidth required for transmission is

Two analog signals,having bandwidths 100hz and 600hz are sampled at their respective Nyquist rates, encoded with 12 bit words and time division multiplexed. The bit rate for the multiplexed signal is

Three analog signals,having bandwidths 100hz,100hz and 100hz are sampled at their respective Nyquist rates, encoded with 12 bit words and time division multiplexed. The bit rate for the multiplexed signal is

A sinusoidal signal of amplifier A is quantized by a uniform quantizer. Assume that the signal utilizes all the representation levels of the quantizer. If the signal to quantization noise ratio is 7.8 dB, the number of levels in quantizer are