Exercise 3-6: A class-C amplifier has a base bias voltage of -5 V and Vcc = 30 V. It is determined that a peak input voltage of 9.8 V at 1 MHz is required to drive the transistor to its saturation current of 1.8 A. (a) Find the conduction angle. (b) Find the output power at 1 MHz. (c) Find the efficiency. (d) If an LC tank having C = 200pF is connected in the collector circuit, find the inductance necessary to tune the amplifier. [Answers: (a) 108.9°, (b) 9.64 W, (c) 0.925, (d) 0.127 mH]
Exercise 3-6: A class-C amplifier has a base bias voltage of -5 V and Vcc = 30 V. It is determined that a peak input voltage of 9.8 V at 1 MHz is required to drive the transistor to its saturation current of 1.8 A. (a) Find the conduction angle. (b) Find the output power at 1 MHz. (c) Find the efficiency. (d) If an LC tank having C = 200pF is connected in the collector circuit, find the inductance necessary to tune the amplifier. [Answers: (a) 108.9°, (b) 9.64 W, (c) 0.925, (d) 0.127 mH]
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![Exercise 3-6:
A class-C amplifier has a base bias voltage of -5 V and Vcc = 30 V. It is determined that a
peak input voltage of 9.8 V at 1 MHz is required to drive the transistor to its saturation
current of 1.8 A.
(a) Find the conduction angle.
(b) Find the output power at 1 MHz.
(c) Find the efficiency.
(d) If an LC tank having C = 200pF is connected in the collector circuit, find the
inductance necessary to tune the amplifier.
[Answers: (a) 108.9°, (b) 9.64 W, (c) 0.925, (d) 0.127 mH]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F28d7ecd6-c3b6-44f2-9c2d-dea675556a2e%2F221faaba-104f-4176-8424-35248f67c44b%2Ft4sulw_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Exercise 3-6:
A class-C amplifier has a base bias voltage of -5 V and Vcc = 30 V. It is determined that a
peak input voltage of 9.8 V at 1 MHz is required to drive the transistor to its saturation
current of 1.8 A.
(a) Find the conduction angle.
(b) Find the output power at 1 MHz.
(c) Find the efficiency.
(d) If an LC tank having C = 200pF is connected in the collector circuit, find the
inductance necessary to tune the amplifier.
[Answers: (a) 108.9°, (b) 9.64 W, (c) 0.925, (d) 0.127 mH]
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