An AM modulator has output x c (t) A cos 2(200)t B cos 2(180)t B cos 2(220)t The carrier power is P 0 and the efficiency is E ff Derive an expression for E ff in terms of P 0 , A, and B Determine A,B, and P 0 200 W and E ff 30 ...

The side band power is The efficiency is The carrier power ...

An AM modulator has output x c (t) = A cos[2(200)t] + B cos[2(180)t] +B cos[2(220)t] The

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An AM modulator has output

x_c(t) = A cos[2π(200)t] + B cos[2π(180)t] +B cos[2π(220)t]

The carrier power is P₀ and the efficiency is E_ff. Derive an expression for E_ffin terms of P₀, A, and B. Determine A,B, and P₀ = 200 W and E_ff = 30%.

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Principles of Communications Systems, Modulation and Noise

ISBN: 978-8126556793

7th edition

Authors: Rodger E. Ziemer, William H. Tranter

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Question Posted: Sep 14, 2018 11:30 AM

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An AM modulator has output x c (t) = A cos[2(200)t] + B cos[2(180)t] +B cos[2(220)t] The

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Principles of Communications Systems, Modulation and Noise

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