Question No. 25 A voice-grade AWGN (additive white Gaussian noise) telephone channel has a bandwidth of 4.0 kHz and two-sided noise power spectral density n 2 2.5x10-5 Watt per Hz. If information at the rate of 52 kbps is to be transmitted over this channel with arbitrarily small bit error rate, then the minimum bit-energy E₁ (in mJ/bit) necessary is =

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Question No. 25
A voice-grade AWGN (additive white Gaussian
noise) telephone channel has a bandwidth of 4.0
kHz and two-sided noise power spectral density
n
2
2.5x10-5 Watt per Hz. If information at the rate
of 52 kbps is to be transmitted over this channel
with arbitrarily small bit error rate, then the
minimum bit-energy Eb (in mJ/bit) necessary is
=
Transcribed Image Text:Question No. 25 A voice-grade AWGN (additive white Gaussian noise) telephone channel has a bandwidth of 4.0 kHz and two-sided noise power spectral density n 2 2.5x10-5 Watt per Hz. If information at the rate of 52 kbps is to be transmitted over this channel with arbitrarily small bit error rate, then the minimum bit-energy Eb (in mJ/bit) necessary is =
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