Electronics Technician Course

Lesson 1 • Atomic Structure and Electric Charge

Covers atomic models, electron behavior, and the origin of electric charge. Establishes the physical basis for all subsequent electrical concepts.

Lesson 2 • Voltage, Current, and Resistance

Defines the three fundamental electrical quantities and their units. Connects these quantities through Ohm's Law as the chapter's central relationship.

Lesson 3 • Basic Circuit Concepts

Introduces series, parallel, and combination circuits and their behavior. Provides the structural framework for analyzing all electronic circuits.

Lesson 1 • Integrated Circuits Overview

Surveys IC packaging, pin identification, and functional categories. Provides context for digital and analog IC applications covered in later chapters.

Lesson 2 • Transistors and Basic Amplification

Introduces BJT and FET transistor types, biasing, and small-signal amplification. Establishes active device knowledge required for amplifier and switching circuit chapters.

Lesson 3 • Resistors and Capacitors

Examines resistor types, color codes, tolerances, and capacitor construction and ratings. Builds component recognition skills essential for circuit assembly and troubleshooting.

Lesson 4 • Inductors and Transformers

Covers inductance, coil construction, and transformer operation principles. Prepares students to work with inductive components in power and signal circuits.

Lesson 1 • Signal Generators and Function Generators

Explains how to configure and apply signal sources for circuit testing. Connects directly to amplifier and filter testing in subsequent chapters.

Lesson 2 • Power Supplies and Load Testing

Covers bench power supply operation, voltage and current limiting, and load regulation testing. Provides skills for powering circuits during all lab exercises.

Lesson 3 • Digital Multimeter Operation

Covers meter functions, range selection, probe placement, and reading accuracy. Accurate multimeter use underpins all hands-on lab work throughout the course.

Lesson 4 • Specialized Measurement Instruments

Introduces LCR meters, spectrum analyzers, and logic analyzers for advanced diagnostics. Expands the technician's toolkit for complex troubleshooting scenarios.

Lesson 1 • Filters and Frequency Response

Covers low-pass, high-pass, band-pass, and band-stop filter topologies and their Bode plots. Prepares students for signal conditioning and amplifier design tasks.

Lesson 2 • AC Waveform Characteristics

Defines sinusoidal waveform parameters including peak, RMS, frequency, and phase. These parameters are used in every AC calculation throughout the chapter.

Lesson 3 • Resonance in LC Circuits

Examines series and parallel resonance, Q factor, and bandwidth. Resonance principles apply directly to filter and tuned circuit design.

Lesson 4 • Capacitive and Inductive Reactance

Calculates reactance for capacitors and inductors as a function of frequency. Reactance concepts are foundational to impedance and filter analysis.

Lesson 1 • Oscillator Circuits

Covers RC, LC, and crystal oscillator topologies and their frequency-determining elements. Oscillators are key building blocks in communication and timing circuits.

Lesson 2 • Feedback and Stability

Explains negative and positive feedback effects on gain, bandwidth, and stability. Feedback analysis is essential for designing reliable amplifier systems.

Lesson 3 • Power Amplifiers and Heat Management

Analyzes Class A, B, AB, and D power amplifier stages and thermal design. Thermal management skills are critical for reliable high-power circuit operation.

Lesson 4 • Operational Amplifier Circuits

Covers ideal op-amp characteristics and inverting, non-inverting, and differential configurations. Op-amp circuits are the basis for analog signal processing applications.

Lesson 1 • Power Supply Protection Circuits

Covers overcurrent, overvoltage, and reverse-polarity protection methods. Protection circuits prevent damage to both the supply and connected loads.

Lesson 2 • Switching Power Supply Topologies

Examines buck, boost, buck-boost, and flyback converter operation and control. Switching supplies dominate modern electronics due to high efficiency.

Lesson 3 • Linear Voltage Regulators

Covers fixed and adjustable linear regulator ICs, dropout voltage, and thermal design. Linear regulators provide low-noise outputs for sensitive analog circuits.

Lesson 4 • Power Supply Troubleshooting

Applies systematic fault isolation to linear and switching supply failures. Integrates measurement skills and component knowledge into a structured diagnostic process.

Lesson 1 • Sequential Logic and Flip-Flops

Introduces SR, D, JK, and T flip-flops and their timing diagrams. Sequential logic enables memory and state-dependent behavior in digital systems.

Lesson 2 • Number Systems and Boolean Algebra

Covers binary, octal, and hexadecimal systems and Boolean logic operations. Provides the mathematical foundation for all digital circuit analysis.

Lesson 3 • Combinational Logic Circuits

Designs adders, multiplexers, decoders, and comparators using logic gates. Combinational circuits are the building blocks of arithmetic and data-routing systems.

Lesson 4 • Programmable Logic Devices

Surveys PLDs, CPLDs, and FPGAs and their programming methods. Programmable devices are increasingly used in modern electronic equipment serviced by technicians.

Lesson 1 • Preventive Maintenance and Documentation

Establishes maintenance schedules, calibration records, and repair documentation practices. Thorough documentation supports equipment reliability and regulatory compliance.

Lesson 2 • Component-Level Fault Diagnosis

Covers in-circuit and out-of-circuit testing of resistors, capacitors, diodes, and transistors. Component-level diagnosis enables precise repairs without unnecessary board replacement.

Lesson 3 • PCB Inspection and Repair

Covers visual inspection, trace repair, via repair, and conformal coating. PCB-level repair skills extend equipment life and reduce replacement costs.

Lesson 4 • Soldering and Desoldering Techniques

Teaches through-hole and surface-mount soldering, rework, and quality inspection. Proper soldering technique is essential for reliable repairs and new circuit assembly.