Electronic Circuits II

 Course Code : EC6401 Author : uLektz University : Anna University, Tamil Nadu Regulation : 2013 Categories : Electronics & Communication Format : ePUB3 (DRM Protected) Type : eBook

FREE

Description :Electronic Circuits II of EC6401 covers the latest syllabus prescribed by Anna University, Tamil Nadu for regulation 2013. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

Topics
UNIT I FEEDBACK AMPLIFIERS

1.1 General Feedback Structure - Properties of negative feedback

1.2 Basic Feedback Topologies

1.3 Feedback amplifiers, Series – Shunt Feedback, Series – Series Feedback, Shunt – Shunt Feedback, Shunt – Series Feedback

1.4 Determining the Loop Gain

1.5 Stability Problem -Nyquist Plot – Effect of feedback on amplifier poles

1.6 Frequency Compensation

UNIT II OSCILLATORS

2.1 Classification of Oscillators

2.2 Barkhausen Criterion

2.3 Mechanism for start of oscillation and stabilization of amplitude

2.4 General form of an Oscillator

2.5 Analysis of LC oscillators, Hartley oscillator, Colpitts oscillator, Clapp oscillator, Franklin oscillator, Armstrong oscillator, Tuned collector oscillator

2.6 RC oscillators - phase shift

2.7 Wienbridge oscillator

2.8 Twin-T Oscillator

2.9 Frequency range of RC and LC Oscillators

2.10 Quartz Crystal Construction, Electrical equivalent circuit of Crystal

2.11 Miller oscillator and Pierce Crystal oscillator

2.12 Frequency stability of oscillators

UNIT III TUNED AMPLIFIERS

3.2 Small signal tuned amplifiers

3.3 Analysis of capacitor coupled single tuned amplifier

3.4 Double tuned amplifier

3.5 Effect of cascading single tuned and double tuned amplifiers on bandwidth

3.6 Stagger tuned amplifiers

3.7 Large signal tuned amplifiers, Class C tuned amplifier – Efficiency and applications of Class C tuned amplifier

3.8 Stability of tuned amplifiers, Neutralization - Hazeltine neutralization method

UNIT IV WAVE SHAPING AND MULTIVIBRATOR CIRCUITS

4.1 RC & RL Integrator and Differentiator circuits

4.2 Storage, Delay and Calculation of Transistor Switching Times – Speed-up Capacitor

4.3 Diode clippers

4.4 Diode comparator

4.5 Diode clampers

4.6 Collector coupled and Emitter coupled Astable multivibrator

4.7 Monostable multivibrator

4.8 Bistable multivibrators - Triggering methods for Bistable multivibrators

4.9 Schmitt trigger circuit

UNIT V BLOCKING OSCILLATORS AND TIMEBASE GENERATORS

5.1 UJT saw tooth waveform generator

5.2 Pulse transformers – equivalent circuit – response - applications

5.3 Blocking Oscillator – Free running blocking oscillator - Astable Blocking Oscillators with base timing –Push-pull Astable blocking oscillator with emitter timing, Frequency control using core saturation

5.4 Triggered blocking oscillator-Monostable blocking oscillator with base timing – Monostable blocking oscillator with emitter timing

5.5 Time base circuits , Voltage-Time base circuit,Current-Time base circuit

5.6 Linearization through adjustment of driving waveform