Electronics Engineering for BTech First Year

This is an online topic wise solutions & notes on Electronics Engineering for BTech First Year students.

Unit -1
Semiconductor Diode:

• Introduction of Semiconductor
• Depletion layer
• V-I characteristics, ideal and practical
• Diode resistance
• Capacitance
• Diode Equivalent Circuits
• Transition and Diffusion Capacitance
• Zener Diodes breakdown mechanism (Zener and avalanche)

Diode Application:

• Parallel and Series
• Parallel Diode Configuration
• Half and Full Wave rectification
• Clippers
• Clampers
• Zener diode as shunt regulator
• Voltage-Multiplier Circuits
• Special Purpose two terminal Devices
• Light-Emitting Diodes
• Varactor (Varicap)

Diodes

• Tunnel Diodes
• Liquid-Crystal Displays

Unit II
Bipolar Junction Transistor:

• Transistor Construction
• Operation
• Amplification action
• Common Base
• Common Emitter
• Common Collector Configuration

DC Biasing BJTs:

• Operating Point
• Fixed-Bias
• Emitter Bias
• Voltage-Divider Bias Configuration
• Collector Feedback
• Emitter-Follower Configuration
• Bias Stabilization
• CE amplifiers
• CB amplifiers
• CC amplifiers
• Analysis of single stage CE amplifier

Field Effect Transistor:

• Construction and Characteristic of JFETs
• Transfer Characteristic
• CS,CD,CG amplifier
• Analysis of CS amplifier
• MOSFET (Depletion and Enhancement)Type
• Transfer Characteristic

Unit III
Operational Amplifiers:

• Introduction
• Differential Amplifier Circuits
• Op-Amp Basic
• Practical Op-Amp Circuits
• Inverting Amplifier
• Noninverting Amplifier
• Unit Follower
• Summing Amplifier
• Integrator
• Differentiator
• Differential and Common-Mode Operation

Unit IV
Digital Voltmeter 

• Introduction
• RAMP Techniques
• Digital Multimeters
• Oscilloscope
• Introduction
• Basic Principle
• CRT
• Block Diagram of Oscilloscope
• Simple CRO
• Measurement of voltage
• Current phase and frequency using CRO

Unit V
Fundamentals of Communication Engineering

• Elements of a Communication System
• Need of modulation
• Electromagnetic spectrum and typical applications
• Terminologies in communication systems
• Basics of signal representation and analysis
• Fundamentals of amplitude and angle modulation
• Modulation and Demodulation Techniques