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Differentiate between Class A, B, C power amplifiers
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written 6.2 years ago by | modified 5.2 years ago by |
Parameter | Class A | Class B | Class AB | Class C |
---|---|---|---|---|
Q Point | 0.5 | 0 | 0-0.5 | $\lt$ 0 |
Iq | 0.5 | 0 | 0-0.5 | $\lt$0 |
Conduction Angle | 2 $\times \pi$ | $\pi$ | $\pi-(2\times \pi)$ | 0-$\pi$ |
Maximum Efficiency | 50 $\%$ | 78 $\%$ | 50-78 $\%$ | Approaches 100 $\%$ |
Maximum Vpp | $\lt$ Vcc | =Vcc | =Vcc | 2(Vcc) |