Chapter 4. Linear Circuits
Linear circuits and amplification. Gain and its measurement. Linearity and forms of non-linearity. Distortion and causes of distortion. Attenuation of signal. Transistor (BJT or MOSFET) as a linear amplifier. Buffer (zero-gain) circuits. Decibel scale and its use. Misuse of decibel quantities. Frequency response of a linear amplifier. Bandwidth and its measurement. Audio bandwidth range. Broadband amplifiers. Tuned amplifiers. Radio carrier and amplitude modulation (AM). Frequency modulation (FM). Broadening bandwidth of tuned amplifiers by damping or stagger tuning. Power and RMS values for AC and signals. Calculation of power for sinewave. Form factor for non-sine waves. Peak and RMS values. Feedback of signal in an ...
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