The capacity of a Binary Symmetric Channel (BSC) with cross-over probability 0.1 is

The capacity of a Binary Symmetric Channel (BSC) with cross-over probability 0.25 is approximately equal to

In a BPSK signal detector, the local oscillator has a fixed phase error of 60⁰. This phase error deteriorates the SNR at the output by a factor of

A signal is sampled 6khz and is quantized using 8-bit uniform quantizer assuming SNR for a sinusoidal signal, the bit rate is

Three messages are band limited to w,2w and 3w are to be multiplexed using time division multiplexing. The minimum bandwidth required for transmission is

1. An ideal op-amp is an ideal

Four messages are band limited to w,w,2w and 3w are to be multiplexed using time division multiplexing. The minimum bandwidth required for transmission is

In a BPSK signal detector, the local oscillator has a fixed phase error of 10⁰. This phase error deteriorates the SNR at the output by a factor of

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 19.8 dB, the number of levels in quantizer are

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 25.8 dB, the number of levels in quantizer are