35. Class B and Class AB Amplifiers

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The Offset Volt
Published at : 16 Dec 2020
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The problem with amplifiers is that as efficiency improves, faithfulness to the original signal diminishes. Overcoming this lack of fidelity requires the use of multiple transistors which employ dual power supplies or a complementary symmetry configuration. This video covers complementary configuration circuits using a single power supply to achieve Class AB and Class B operation. Efficiency if the circuit, biasing, and current mirrors are discussed.
Class B AmplifierClass AB AmplifierAmplifier Efficiencies

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