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  3. a describe what is meant by the term noise figure...

Question: a describe what is meant by the term noise figure...

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a) Describe what is meant by the term noise figure b) What are the Barkhausen Criteria for an oscillator? c) Describe what is meant by the term negative resistance design method d) What properties of a common base (CB) amplifier make it attractive in high frequency applications? List the major features of a CB amplifier? e) Explain the design idea of oscillation amplitude control in Figure Qle. C R Vo 3 R2 R1 Figure Qle Wien Oscillator with Amplitude Control

f) Figure Q1f shows the structure of a phase-locked-loop system. Input signal Loop Block Xfilte AmplifierOutput controlled oscillator Figure Qlf Phase-Locked-Loop System

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