Contents

Preface

General Introduction

About the Authors

1 Electron Dynamics and Cathode Ray Oscilloscope

1.1 Motion of Charged Particles in Electric Fields

1.2 Force on a Charged Particle in an Electric Field

1.3 Motion of an Electron in a Constant Electric Field

1.4 Two-dimensional Motion of Electrons

1.5 Electrostatic Deflection in a Cathode Ray Tube (CRT)

1.6 Motion of Charged Particles in Magnetic Field

1.7 Motion of an Electron in Helical Paths

1.8 Magnetic Deflection in a Cathode Ray Tube

1.9 Electrostatic Focusing

1.10 Cathode Ray Tube

1.11 Cathode Ray Oscilloscope (CRO)

1.12 Applications of CRO

Solved Examples

Questions for Practice

2 Semiconductor Diodes and Rectifiers

2.1 Introduction

2.2 Electronic Configuration

2.3 Electronic Configuration of a Silicon Atom

2.4 Electronic Configuration of a Germanium Atom

2.5 Energy Band Concepts of Materials

2.6 Conduction in Conductors and Semiconductors

2.7 Extrinsic Semiconductor (Doped or Impure)

2.8 Energy Band Representations of Doped Materials

2.9 Carrier Lifetime

2.10 Diffusion

2.11 Hall Effect

2.12 P-N Diode

2.13 Current Components in the P-N Semiconductor Diode

2.14 Characteristics of P-N Diode

2.15 Diode Capacitances

2.16 Zener Diodes (Voltage Regulating Diodes)

2.17 Tunnel Diode

2.18 Photo Diode

2.19 Rectifier Circuits

2.20 Bridge Rectifiers

2.21 Filters

2.22 Capacitor Filter Circuits

Questions for Practice

Solved Examples

3 Transistors

3.1 Bipolar Junction Transistor (BJT)

3.2 Transistor Characteristics

3.3 Common Base Mode Transistor

3.4 High Frequency Linear Models

3.5 Field Effect Transistor

3.6 FET Characteristics

3.7 N-channel FET as an Amplifier

3.8 Metal Oxide Semiconductor FET (MOSFET)

3.9 Unijunction Transistor

3.10 Silicon Controlled Rectifier (Thyristor)

Questions for Practice

Points to Remember

4 Amplifiers Using Bipolar Junction Transistors or FET

4.1 BJT and FET More Often Used in Amplifiers

4.2 Transistor Biasing Methods

4.3 Various Bias Compensation Circuits and their Working

4.4 Thermistor Compensation

4.5 Small Signal Low Frequency Amplifier

4.6 Emitter Follower

4.7 Junction Field Effect Transistor (JFET) Amplifiers

4.8 Common Drain FET Amplifier (Source Follower)

Solved Examples

Questions for Practice

Points to Remember

5 Feedback Amplifiers

5.1 Introduction

5.2 Negative Feedback Amplifiers

5.3 General Characteristics of Negative Feedback Amplifier

5.4 Classification of Negative Feedback Amplifiers

5.5 Voltage Series Feedback Amplifier

5.6 Voltage Shunt Feedback (Shunt-Shunt) Amplifier

5.7 Current Series Feedback Amplifier Circuit (Series-Series Type Amplifier)

5.8 Current Shunt Feedback Amplifier

Solved Examples

Questions for Practice

Points to Remember

6 Oscillators

6.1 Introduction

6.2 Classification of Oscillators

6.3 Sinusoidal Oscillator Circuits

6.4 Principle of Working

6.5 Transistor RC Phase-Shift Oscillator

6.6 FET-RC Phase Shift Oscillator

6.7 Wein Bridge Oscillator Using Operational Amplifier (opamp)

6.8 General Configuration of LC Oscillators

6.9 General Form of Tunable Oscillators Circuit

6.10 Tuned Collector Oscillator

6.11 Tuned Drain Oscillator

6.12 Colpitts Oscillator

6.13 Clapp Oscillator

6.14 Hartley Oscillator Circuit

Short Answer Questions

Questions for Practice

Solved Examples

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