- Capacitors
- Resistors
- Filters
- Operational Amplifiers
- Diodes
- Transistors
- Number Systems
- IO Devices
- Miscellaneous
- DC Circuit Theory
- Thyristors
- Sequential Logic Circuits
- Transformers
- Inductor
- AC Theory
- Combinational Logic Circuits
- Digital Logic Gates
- Electromagnetism
- Systems
- Oscillators
- Counters
- Boolean Algebra
- 555 timer IC
- 8051 Microcontroller
- Components
- Questions

### **Capacitors**

- Introduction to Capacitors
- Types of Capacitors
- Capacitor Characteristics
- Capacitance and Charge
- Capacitor Color Code
- Capacitors in Series and Parallel
- Capacitive Voltage Divider
- Capacitance in AC Circuits
- Applications of Capacitors

**Resistors**

- Introduction to Resistors
- Types of Resistors
- Resistor Color Code
- Potential Difference in Resistor Networks
- Resistor Power Rating
- Resistors in AC Circuits
- Varistor
- Resistors in Series
- Resistors in Parallel
- Resistors in Series and Parallel Combinations
- Applications of Resistors

**Filters**

- Introduction to Filters
- Passive Low Pass Filter
- Passive High Pass Filter
- Passive Band Pass Filter
- Band Stop Filter
- Active Low Pass Filter
- Active High Pass Filter
- Active Band Pass Filter
- Butterworth Filter

**Operational Amplifiers**

- Operational Amplifier Basics
- Inverting Operational Amplifier
- Non-inverting Operational Amplifier
- Summing Amplifier (Voltage adder)
- Differential Amplifier (Voltage Subtractor)
- Instrumentation Amplifier
- Integrator Amplifier
- Differentiator Amplifier
- Non-linear Op-Amp Circuits
- Operational Amplifier applications

**Diodes**

- Semiconductor Basics
- PN Junction Tutorial
- PN Junction Diode
- Diode Characteristics
- Types of Diodes
- Signal Diode Tutorial
- Signal Diode Arrays
- Zener Diode Tutorial
- Light Emitting Diode Tutorial
- Power Diodes and Rectifiers
- Diode Clippers and Clampers
- Bypass Diodes in Solar Panels
- Diode Applications
- Testing of a Diode

**Transistors**

- Introduction to Transistors
- Transistor Classification and Types
- NPN Transistor
- PNP Transistor
- Different Configurations of Transistors
- Junction Field Effect Transistors
- MOSFET Tutorial
- Transistor as a Switch
- FET as a Switch
- Darlington Transistor Pair

**Number Systems**

- Digital Number System
- Binary Codes
- Signed Binary Numbers
- Binary to Decimal Conversion
- Hexadecimal Numbers
- Octal Number System
- Error Detecting and Correction Codes

**IO Devices**

- Introduction to Sensors and Transducers
- Position sensors
- Temperature sensors
- Light sensors
- InfraRed (IR) sensor (Obsatcle Detection sensor)
- Touch sensor
- Electromechanical Relay
- DC motors
- Sound Transducers

**Miscellaneous**

**DC Circuit Theory**

- Electricity Basics
- Electrical Safety
- DC Circuits Basics
- Ohm’s Law and Power
- Kirchoffs Circuit Law
- Source Transformations
- Mesh Current Analysis
- Nodal Voltage Analysis
- Star Delta Transformations
- Thevenin’s Theorem
- Nortons Theorem
- Maximum Power Transfer Theorem
- Superposition Theorem

**Thyristors**

- Thyristor Basics
- PNPN Diode or Shockley Diode
- SCR (Silicon Controlled Rectifier)
- SCR Turn On Methods
- SCR commutation techniques or SCR Turn off Methods
- Protection of SCR
- Thyristor or SCR (Silicon Controlled Rectifier) Applications
- Thyristor ratings
- LASCR (Light Activated Silicon Controlled Rectifier)
- TRIAC (Triode a.c. Switch)
- DIAC (Diode a.c. Switch)
- Gate Turn-Off Thyristor (GTO)

** Sequential Logic Circuits**

- Introduction to sequential logic
- Latches
- Flipflops
- SR Flip flop
- JK flip flop
- D Flip flop
- T Flip flop
- Flip flop conversions
- Flip Flop Applications
- Shift Registers

**Transformers**

- Transformers introduction
- Transformers types
- Voltage transformer
- Current transformer
- Three Phase transformer
- Transformer Loading
- Open Circuit And Short Circuit Test On Transformer

### Inductor

- Inductor Basics
- Types of Inductors and Applications
- Inductor Color Codes
- Inductive Reactance
- Self and Mutual Inductance
- Inductors in Series
- Inductors in parallel
- Applications of Inductors

### AC Theory

- Introduction to alternating current
- AC waveform and theory
- Measurements of AC
- Sinusoidal Waveform
- Harmonics
- Average voltage of an AC waveform
- RMS voltage of an AC waveform
- Phase Difference and Phase Shift
- Phasors and Phasor Algebra
- Complex Numbers and Phasor
- AC Resistance and Impedance
- AC inductance
- AC capacitance
- Reactive Power

### Combinational Logic Circuits

- Introduction to Combinational Logic Circuits
- Binary Adder and Subtractor
- Carry look ahead Adder
- Binary multiplier
- Binary encoder
- Priority Encoder
- Binary Decoder
- BCD to 7 segment Display Decoder
- Multiplexer
- Demultiplexer
- Digital Comparator
- Parity generator/checker

### Digital Logic Gates

- Introduction to logic gates
- Logic NOT gate (Digital Inverter) tutorial
- Digital Buffer
- Logic OR gate tutorial
- Logic AND gate tutorial
- Logic NAND Gate Tutorial
- Logic NOR Gate Tutorial
- Exclusive-OR Gate Tutorial
- Exclusive-NOR Gate Tutorial

### Electromagnetism

- Electrostatics
- Magnetostatics
- Electromagnetic Induction
- Electromagnetic Waves
- Radiation of Electromagnetic Waves
- Hall Effect Sensors
- MEMS Based Sensors
- Electromagnetic Actuators
- Applications of Electromagnetism

### Systems

- Open loop System or Non-feedback system
- Closed loop systems or Feedback systems
- Negative-feedback-system
- Electronic System
- Negative Feedback Circuits

### Oscillators

- Oscillator Basics
- R-C Oscillator
- LC Oscillator
- Quartz Crystal Oscillator
- Hartley Oscillator
- Colpitts Oscillator
- Wien Bridge Oscillator
- Voltage controlled oscillators (VCO)
- Relaxation Oscillator

### Counters

- Introduction to Digital Counters
- Synchronous Counters
- Asynchronous counters or Ripple counters
- BCD or Decade Counter
- Johnson Ring counter
- 4017 Decade Counter and LED Sequencer

### Boolean Algebra

- Boolean-algebra Basics
- Laws and Theorems of Boolean Algebra
- Boolean Functions or Switching Functions
- Implementation of boolean functions using Logic gates
- Karnaugh Map or K-Map

### 555 timer IC

- 555 timer theory
- Monostable multivibrator using 555 timer
- Astable Multivibrator using 555 timer
- Bistable multivibrator using 555 timer
- 555 timer as schmitt trigger

### 8051 Microcontroller

- 8051 Microcontroller Introduction and Basics
- 8051 Microcontroller Pin Diagram and Pin Description
- 8051 Microcontroller Architecture
- 8051 Microcontroller Memory Organization
- 8051 Microcontroller Instruction Set
- 8051 Microcontroller Assembly Language Programming

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