Sketch Figure 3.20 for the case where f LO = f c - f IF . Desired
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Desired signal Local oscillator fi+ f2=f LO Signal at mixer ini output 2=fF 2f +f2 Image signal fi + 2f2 = fe+ f IF Image signal at mixer output Д! f2 = f F 2f1 + 3f 2 Passband of IF filter
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Related Book For
Principles of Communications Systems, Modulation and Noise
ISBN: 978-8126556793
7th edition
Authors: Rodger E. Ziemer, William H. Tranter
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