Grade 11 Electricity Strand 4.0 Electronics Notes

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Category: Grade 11 Lesson Notes

Description

Sub-strand 4.1: Power Supplies
- Meaning and Purpose of a Power Supply
- Types of Power Supplies
- Transformer Operation and Isolation
- Rectification Using Diodes
- Smoothing and Filtering
- Voltage Regulation
- Component Selection and Circuit Schematics
- Safe Construction and Assembly
- Testing and Troubleshooting
- Efficiency and Power Calculations
Sub-strand 4.2: Single Stage Bipolar Junction Transistor (BJT) Amplifier
- Introduction to Transistors
- Amplification and Signal Concepts
- Common-Emitter Amplifier Configuration
- Amplifier Components and Their Functions
- Transistor Biasing and Operating Point
- Gain Measurement and Waveform Observation
- Frequency Response and Distortion
- Troubleshooting a BJT Amplifier
- Applications and Revision
Sub-strand 4.3: Introduction to Digital Electronics
- Analogue and Digital Signals
- Binary and Decimal Number Systems
- Binary Fractions and Other Number Bases
- Logic Levels
- Logic Gates
- Truth Tables
- Boolean Expressions:
- Combined Logic Circuits
- Practical Digital Electronics
- Revision and Practice
Sub-strand 4.4: Project Identification
- Understanding Projects
- Identifying Community Needs
- Writing a Problem Statement
- Generating and Evaluating Ideas
- Feasibility and Project Scope
- Materials, Budget and Resourcefulness
- Risk Assessment and Responsible Practice
- Implementation, Testing and Documentation
- Presenting a Project
- Revision and Practice Questions
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