Class AB Push Pull Amplifier - Circuit Diagram, Operation and Drawbacks: The basic circuit of class AB push-pull amplifier is the same as that of class A push-pull amplifier shown in Fig. 17.25 except that…
What is Crossover Distortion and how to eliminate it? In addition to the distortion introduced due to the nonlinearity of the collector characteristics and due to non-matching of the two transistors, there is one more…
Class B Push Pull Amplifier - Circuit Diagram, Operation and Derivation: The circuitry for the Class B Push Pull Amplifier operation is the same as that for the class A operation except that the devices…
Class A Push Pull Amplifier - Working Principle, Advantages & Disadvantages: A Class A Push Pull Amplifier circuit is shown in Fig. 17.25. By Class A Push Pull Amplifier means that current flows in the…
Push Pull Amplifier - Circuit Diagram and its Workings: As we know already that, double-ended or push pull amplifiers makes use of two identical transistors in a single stage. It consists of two loops in which the…
Class D Power Amplifiers - Circuit Diagram, Operation and Applications: Historically, audio amplifiers have been configured as class A, class B or class AB and the art of design is well known. Also well known…
Class AB Power Amplifier Working Principle: In class AB power amplifier, the biasing circuit is so adjusted that the operating point Q lies near the cutoff voltage. During a small portion of negative half cycle…
Class C Power Amplifiers - Circuit Diagram, Operation and Applications: A class C power amplifiers is biased to operate for less than 180° of the input signal cycle, as shown in Fig. 17.22. The tuned…
Harmonic Distortion in Power Amplifier - Waveform and Derivation: Harmonic Distortion in Power Amplifier - Output signal variations of less than 360° of the signal cycle are considered to have distortion. This means that the…
Class B Power Amplifier - Operation and Efficiency derivation: In Class B Power Amplifier operation, the transistor is so biased that zero signal collector current is zero. Hence class B operation does not need any…
