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A communication system for a voice-band (3 kHz) channel is designed for a received SNR Eb/N0 at the detector of 30 dB when the transmitter power is Ps =-3 dBW. Find the value of Ps if it is desired to increase the bandwidth of the system to 10 kHz, while maintaining the same SNR at the detector.
Explain Inverse Discrete-Time Fourier Transform 1. Observe the same things among this formula and the inverse analogue Fourier transform: The (1/2π) factor The sign
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1. A 230/1000V 50 Hz, single phase transformer has the following test data: Open circuit test (L.V.) Primary voltage = 230V Primary current = 1.30 A Input power
Q. Explain the working principle of an electronic voltmeter. Sol. Electronic voltmeter Basic Voltmeter: The addition of a series resistor, or multiplier, converts the
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what is the equation for rc phase shift oscillator?
Equivalent Circuit of a DC Machine A review of the material presented with regard to elementary direct-current machines can be helpful at this stage to recall the principles of
Q. Consider an upgrade of a three-phase transmission system in which the operating line-to-line voltage is doubled, and the phase or line currents are reduced to one-half the previ
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