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In Chapter 6, we found that thermal noise set the limit on the smallest signal a receiver can process. Linearity sets the limit on the largest signal we can process. If we apply too large of a signal into a system, the system will alter or distort the signal, rendering it unusable.

Chapter Contents:

  • 7.1 Introduction
  • 7.2 Linear and Nonlinear Systems
  • 7.3 Amplifier Transfer Curve
  • 7.4 Polynomial Approximations
  • 7.5 Single-Tone Analysis
  • 7.6 Two-Tone Analysis
  • 7.7 Distortion Summary
  • 7.8 Preselection
  • 7.9 Second-Order Distortion
  • 7.10 Third-Order Distortion
  • 7.11 Narrowband and Wideband Systems
  • 7.12 Higher-Order Effects
  • 7.13 Second-Order Intercept Point
  • 7.14 Third-Order Intercept Point
  • 7.15 Measuring Amplifier Nonlinearity
  • 7.16 Gain Compression/Output Saturation
  • 7.17 Comparison of Nonlinear Specifications
  • 7.18 Nonlinearities in Cascade
  • 7.19 Compression Point
  • 7.20 Distortion Notes
  • 7.21 Nonlinearities and Modulated Signals
  • 7.22 Bibliography
  • 7.23 Problems

Inspec keywords: distortion; signal processing; thermal noise

Other keywords: signal distortion; linearity; receiver; thermal noise

Subjects: Other topics in statistics; Signal processing theory; Other topics in statistics; Signal processing and detection

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