Electronics Works

course outline

Topics

• Radio Communications

  This section covers fundamental concepts and applications in radio communication systems. It aligns with CRT 13 & 14 requirements.

• ELECTRICAL SAFETY

  This section emphasizes the importance of electrical safety in the workshop. It covers fundamental precautions, the safe use of tools, emergency response to electrical shock, fire prevention, and understanding safety signage.

• Basic electrical safety precautions

  Identification of electrical hazards, safe handling of electrical equipment, proper use of personal protective equipment (PPE), and safe work practices.

• Electrical tools and their safe use

  Understanding the function and safe operation of common electrical tools such as pliers, screwdrivers, wire strippers, and multimeters.

• First Aid for Electrical Shock

  Procedures for responding to an electrical shock, including immediate actions, checking for breathing and pulse, and administering CPR.

• Fire safety precautions

  Understanding common causes of electrical fires and preventative measures, including proper wiring, overload protection, and maintenance.

• Safety signs and symbols

  Recognition and understanding of common electrical safety signs and symbols used in workshops and on equipment.

• BASIC ELECTRONICS

  This module introduces fundamental concepts in basic electronics. It covers electrical principles, atomic structure related to electricity, types of circuits, the use of measuring instruments, and common electronic components.

• Basic principles of electricity

  Understanding concepts such as voltage, current, resistance, Ohm's Law, and power.

• Atomic structure and electron theory

  Explaining the behavior of electrons in conductors, insulators, and semiconductors.

• Types of electrical circuits

  Differentiating between series, parallel, and combination circuits and their characteristics.

• Electrical measuring instruments

  Familiarity with instruments like ammeters, voltmeters, ohmmeters, and multimeters for measuring electrical quantities.

• Common electrical components

  Identification and basic understanding of resistors, capacitors, inductors, diodes, transistors, and integrated circuits.

• ELECTRONIC COMPONENTS AND MATERIALS

  This section delves into the various types of electronic components and the materials they are made from. It covers resistors, capacitors, inductors, semiconductor devices, integrated circuits, and the properties of conducting, insulating, and semiconductor materials.

• Types of resistors

  Fixed resistors (carbon composition, film types) and variable resistors (potentiometers, rheostats) and their applications.

• Types of capacitors

  Electrolytic, ceramic, tantalum, and film capacitors, including their polarity and dielectric materials.

• Types of inductors

  Fixed and variable inductors, including their construction and factors affecting inductance.

• Semiconductor devices

  Diodes (rectifier, Zener, LED), transistors (BJT, FET), and their basic operation and applications.

• Integrated Circuits (ICs)

  Introduction to ICs, including operational amplifiers, logic gates, and their basic functions.

• Conducting, insulating, and semiconductor materials

  Properties and applications of materials used in electronic components and wiring.

• ELECTRONIC CIRCUITS AND SYSTEMS

  This module explores the fundamental electronic circuits and systems. It covers rectifier, filter, amplifier, oscillator, and power supply circuits, as well as basic digital logic gates.

• Amplifier circuits

  Basic amplifier configurations (common emitter, common collector) and their functions.

• Power supply circuits

  Understanding the basic block diagram and operation of a regulated DC power supply.

• TROUBLESHOOTING AND REPAIR OF ELECTRONIC EQUIPMENT

  This section focuses on the practical skills needed for troubleshooting and repairing electronic equipment. It covers systematic methods, the use of test equipment, component-level diagnosis, recognizing common faults, and effective repair techniques.

• Systematic troubleshooting methods

  Logical approaches to identifying and diagnosing faults in electronic circuits and equipment.

• Use of test equipment for fault finding

  Practical application of multimeters, oscilloscopes, signal generators, and logic analyzers.

• Repair techniques

  Soldering and desoldering techniques, component replacement, and circuit board repair.

• ELECTRONIC WORKSHOP PRACTICE

  This module covers the practical aspects of working in an electronics workshop. It includes safety, soldering, the use of tools, circuit assembly, and testing procedures.

• Testing and calibration of circuits

  Procedures for verifying the functionality and accuracy of constructed circuits.

• First Aid

  This section covers basic first aid principles and practices essential for immediate care in emergencies. It includes understanding common emergencies, the principles of first aid, and the contents of a first aid kit. Emphasis is placed on safety and proper response techniques.

• Basic Electrical Principles

  This section introduces fundamental concepts of electricity, including current, voltage, resistance, and their relationships as described by Ohm's Law. It covers the analysis of series and parallel circuits, power, and energy. Students will learn about basic electrical components and the use of common measuring instruments.

• Electronic Components

  This section details various electronic components, including resistors, capacitors, inductors, diodes, transistors, and integrated circuits. It covers their types, characteristics, identification methods (like colour codes for resistors), and common applications. Students will also learn about semiconductors, filters, amplifiers, oscillators, and other essential building blocks of electronic systems.

• Basic Electronic Circuits

  This section explores the construction and operation of fundamental electronic circuits. It covers rectifier, filter, amplifier, oscillator, and power supply circuits. Students will also be introduced to logic gate circuits, microcontroller circuits, and the principles behind digital, analog, and mixed-signal circuits.

• Tools and Equipment

  This section focuses on the essential tools and equipment used in electronics work. It covers various hand tools, soldering equipment, measuring instruments like multimeters and oscilloscopes, power supplies, and prototyping tools. Emphasis is placed on the safe and effective use of these items in practical applications.

• Safety Precautions in Electronics Workshop

  This section outlines crucial safety precautions for the electronics workshop. It covers general rules, electrical and fire safety, safe handling of tools and materials, emergency procedures, and the importance of Personal Protective Equipment (PPE).

• Electrical Safety and Maintenance

  This module covers the dangers of electricity, essential safety precautions, first aid for electric shock, and proper maintenance of electrical equipment.

• Dangers of Electricity

  Explains the inherent risks of electricity, including potential for injury, fatality, and fire.

• Essential Safety Precautions

  Covers critical measures such as power isolation, safe working environments, protective clothing, correct tool usage, preventing cable damage, and the proper use of fuses and circuit breakers.

• First Aid for Electric Shock

  Provides instructions on responding to an electric shock, including safely disconnecting power, separating the casualty from the live part, and administering immediate resuscitation.

• Maintenance of Electrical Equipment

  Details practices for proper installation, regular inspection, repair by competent persons, safe storage, and correct handling of electrical cables.