If γ = (S/N)/(S/N) where S and S are signal power output and signal p – InterviewSolution

InterviewSolution

1.	If γ = (S/N)/(S/N) where S and S are signal power output and signal power input and N and N are noise power output and noise power input, the value of γ for SSB-SC and DSB-SC amplitude modulated system respectively are
Answer» SSB - SC and SSB - DB have γ = 1 and are similar from noise point.

Discussion

No Comment Found

Related InterviewSolutions

The maximum permissible distance between two samples of a 2 kHz signal is
Which camera tube has highest dark current?
If a sound wave has a frequency of 50 Hz, the wavelength is
Skin depth at 1000 MHz in comparison with that at 500 MHz is
The dc voltage on plate modulated class C amplifier is 8 kV. If the peak modulating voltage is 4 kV, the peak RF voltage delivered to load is
The output resistance of a microphone is 20 ohms. It is to feed a line of impedance 320 ohms. To ensure maximum power transfer, the turn ratio of transformer is
In a reactance FET, = 9 x 10 Siemens, gate to source resistance is one-ninth of reactance of gate to drain capacitor and frequency is 4 MHz. The capacitive-reactance is
24 telephone channels, each band limited to 3.4 kHz are to be time division multiplexed using PCM. If sampling frequency is 10 kHz and number of quantization levels is 128, the required bandwidth of PCM is
A total of 16 equally probable events exist. If it is required to select one out of them, the number of required bits is
When modulation index of an AM wave is increased from 0.5 to 1, the transmitted power