Electronics Course for Beginners

Lesson 1 • Ohm's Law in Practice

Applies Ohm's Law to calculate unknown circuit values. Students practise solving for voltage, current, and resistance using simple numerical examples.

Lesson 2 • Power and Energy in Circuits

Introduces electrical power and energy consumption calculations. Connects power formulas to practical concerns such as component ratings and heat dissipation.

Lesson 3 • Atoms, Electrons, and Electric Charge

Explains atomic structure and how free electrons create electric charge. Establishes the physical basis for all electrical phenomena covered in the chapter.

Lesson 4 • Units, Prefixes, and Scientific Notation

Covers metric prefixes and scientific notation used throughout electronics. Ensures students can read datasheets and express values accurately.

Lesson 1 • Resistors: Types and Applications

Covers fixed, variable, and specialty resistors along with colour-code reading. Connects resistor selection to voltage dividers and current limiting covered later.

Lesson 2 • Transistors as Switches and Amplifiers

Introduces BJT and MOSFET transistors and their two primary operating modes. Provides the conceptual foundation for amplifier and logic circuits in later chapters.

Lesson 3 • Diodes and Rectification

Explains the p-n junction, forward bias, and reverse bias behaviour. Students understand how diodes convert AC to DC in power supply circuits.

Lesson 4 • Inductors and Transformers

Introduces inductance, magnetic fields, and energy storage in coils. Explains transformer operation as a direct application of mutual inductance.

Lesson 1 • Standard Schematic Symbols

Introduces universally accepted symbols for all common components. Accurate symbol recognition is the prerequisite for reading any circuit diagram in the course.

Lesson 2 • Introduction to Schematic Capture Tools

Demonstrates digital tools for drawing and simulating schematics. Students produce a complete schematic digitally, preparing them for simulation in later chapters.

Lesson 3 • Circuit Diagram Conventions

Covers wire routing, node labelling, and reference designators used in professional schematics. Students apply these conventions to avoid ambiguous or unreadable diagrams.

Lesson 4 • Series and Parallel Circuit Diagrams

Teaches students to identify and draw series, parallel, and mixed topologies. Reinforces Ohm's Law application within each topology type.

Lesson 1 • Series and Parallel Resistance Calculations

Derives formulas for combining resistors in series and parallel configurations. Provides the calculation foundation required for all subsequent circuit analysis methods.

Lesson 2 • Voltage Dividers and Current Dividers

Explains divider circuits as practical applications of series and parallel resistance. Students design dividers to produce specific output voltages and currents.

Lesson 3 • Kirchhoff's Voltage and Current Laws

States KVL and KCL formally and applies them to multi-loop circuits. These laws are the universal foundation for all advanced circuit analysis in the course.

Lesson 4 • Thevenin and Norton Equivalent Circuits

Simplifies complex networks into two-component equivalents for easier analysis. Students apply these theorems to predict circuit behaviour under varying loads.

Lesson 1 • Sinusoidal Waveforms and AC Parameters

Defines amplitude, frequency, period, and phase for sinusoidal signals. Establishes the vocabulary and measurement skills needed for all AC circuit work.

Lesson 2 • AC Power: Real, Reactive, and Apparent

Distinguishes real power, reactive power, and apparent power in AC systems. Students calculate power factor and understand its significance in practical circuits.

Lesson 3 • Capacitors and Inductors in AC Circuits

Introduces capacitive and inductive reactance as frequency-dependent opposition to AC. Students calculate reactance and understand its effect on current and voltage.

Lesson 4 • Resonance in RLC Circuits

Explains series and parallel resonance, resonant frequency, and Q factor. Students apply resonance concepts to filter and tuning circuit design.

Lesson 1 • Multimeter Mastery

Trains students to measure DC and AC voltage, current, resistance, and continuity. Accurate measurement is essential for verifying circuit behaviour and diagnosing faults.

Lesson 2 • Soldering and PCB Assembly Basics

Teaches proper soldering technique for through-hole and surface-mount components. Students produce reliable solder joints and understand PCB layout fundamentals.

Lesson 3 • Oscilloscope Operation Basics

Introduces oscilloscope controls for capturing and measuring waveforms in real time. Students use the oscilloscope to observe AC signals, frequency, and phase relationships.

Lesson 4 • Electrical Safety Fundamentals

Covers shock hazards, safe voltage thresholds, and proper handling of powered circuits. Safety practices established here apply to every hands-on activity in the course.

Lesson 1 • Operational Amplifier Fundamentals

Introduces the ideal op-amp model, virtual earth, and golden rules. Students apply these rules to analyse inverting and non-inverting amplifier configurations.

Lesson 2 • Feedback and Stability in Amplifiers

Explains negative and positive feedback effects on gain, bandwidth, and stability. Students identify feedback topology in circuits and predict its impact on performance.

Lesson 3 • BJT Amplifier Configurations

Analyses common-emitter, common-base, and common-collector amplifier topologies. Students calculate voltage gain, input impedance, and output impedance for each configuration.

Lesson 4 • Op-Amp Signal Processing Circuits

Extends op-amp knowledge to summing, difference, integrator, and differentiator circuits. Each circuit is connected to a practical signal processing application.

Lesson 1 • Counters, Registers, and Practical Applications

Builds on flip-flops to construct binary counters and shift registers. Students connect digital circuits to real applications such as frequency division and data storage.

Lesson 2 • Logic Gates and Integrated Circuits

Covers NAND, NOR, XOR, and XNOR gates and their physical implementation in ICs. Students build gate circuits on a breadboard and verify outputs with a multimeter.

Lesson 3 • Flip-Flops and Sequential Logic

Introduces SR, D, JK, and T flip-flops as the building blocks of memory and sequencing. Students analyse clock-driven state changes and timing diagrams.

Lesson 4 • Binary Numbers and Boolean Algebra

Introduces binary, hexadecimal, and Boolean operations as the mathematical language of digital circuits. Students convert between number systems and simplify Boolean expressions.