2. A transformer-coupled class A amplifier drives an 8-ohm speaker through a 4:1transformer. Using a power supply of Vcc = 36 V, the circuit delivers 3 W to the load.a. Calculate the following:i. Piecj across transformer primary.ii. Vuscd-ii. Vjac) at transformer primary.iv. The rms values of load and primary current.b. Draw the circuit diagram of a class A transformer-coupled amplifierusing an npn transistor.

Given that PL =3 W VCC =36V K= 4 RL = 8 oihm (i) Calculate the referred impedance from secondary to…

2. A transformer-coupled class A amplifier drives an 8-ohm speaker through a 4:1 transformer. Using a power supply of Vcc = 36 V, the circuit delivers 3 W to the load. a. Calculate the following: i. Plae) across transformer primary. ii. Vyoc)- i. Vac) at transformer primary. iv. The rms values of load and primary current. b. Draw the circuit diagram of a class A transformer-coupled amplifier using an npn transistor.

2. A transformer-coupled class A amplifier drives an 8-ohm speaker through a 4:1 transformer. Using a power supply of Vcc = 36 V, the circuit delivers 3 W to the load. a. Calculate the following: i. Plae) across transformer primary. ii. Vyoc)- i. Vac) at transformer primary. iv. The rms values of load and primary current. b. Draw the circuit diagram of a class A transformer-coupled amplifier using an npn transistor.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

Describe different control schemes of AC regulators and derive the expressions of average and effective values of output voltages.
A transformer with the primary and secondary voltages of 120 and 60 voltages respectively, is connected to a bridge rectifier. The resistive load draws 2 amps. (a) (b) (c) (d) Draw the output voltage and the secondary's line current. Determine the average power dissipated at the load. Determine the apparent power delivered by the transformer's secondary side. Determine the supply power factor and the percentage of the total harmonic distortion.
Answer the Question briefly..!!
What are Series Basic Regulators? Give an example.
For an ideal boost converter, derive the value for Lritical in terms of duty cycle, switching frequency, and load, at the boundary discontinues current mode and continuous current mode. DI Q, to Vin R
Table Q4(c) shows the parameters for three types of gates. Based on your decision on the speed- power product, which gate would you select for the best performance. Justify your answer. (c) Table Q4(c) tPLH tPHL PD Gate A 2 ns 2.4 ns 30 mW Gate B 10 ns S ns 16 mW Gate C 20 ns 20 ns 1 mW
(c) Make a tabulated comparison between the three different multilevel converter topologies (i.e. cascaded H-bridge, Diode-clamped and capacitor-clamped). Use five-level single-phase converter as a base for your comparison. The comparison should highlight the advantages, disadvantages and the practical design consideration.
What are the advantages and disadvantages of a transformer-coupled load class B push-pull amplifier?
4. The power dissipated in a resistance is equal to ..in non-sinusoidal input signal.
In the boost 1) Source voltage E value: (A B) -Voltage voltage range 2) Switching frequency value: M kHz 3) Voltage between load terminals (Vload) F (Voltage) 4) capacitance value 470 (microfarad) 5) Pload in load >= H (watts) Which, in microhenry, is the lowest inductance L that can keep the DC DC converter in continuous current under conditions of DC DC converter circuit, given below A=7V B= 19V M=25Khz F=45V H=8watt A) 521.44 B) 492.66 C) 103.44 D) 378.62 E) 258.55
QUESTION 4 In this voltage divider bias circuit, the input is at the base. Output is at the emitter with a high input resistance and low output resistance. The maximum voltage gain is 1 and the coupling capacitors must have a negligible reactance at the frequency of operation. (use to answer a and b) a. Derive the expression for the voltage gain, current gain, and power gain in terms of power delivered to the load, RL. b. Sketch both the DC and AC equivalent circuits. c. Derive the expression for ripple factor of Half Wave Rectification with a capacitor filter.
explain the efficiency of tuned circuits as frequency delective circuits in paragraph form