power_amplifiers-1p - Power Amplifiers 1 Definitions In...

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1 Power Amplifiers
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2 Definitions In small-signal amplifiers the main factors are • amplification • linearity • gain Large-signal or power amplifiers function primarily to provide sufficient power to drive the output device. These amplifier circuits will handle large voltage signals and high current levels. The main factors are • efficiency • maximum power capability • impedance matching to the output device
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3 Amplifier Types Class A Class B Class AB Class C Class D
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