Basic Electrical Engineering: Voltage, current, resistance, power, energy, Ohm's law, Kirchhoff's laws, AC and DC circuits, transformers, generators, motors, electrical machines, single-phase and three-phase systems, power factor, electrical measurements, and electrical safety.

Circuit Theory (Network Theory): Circuit analysis, network theorems (Thevenin, Norton, Superposition), source transformations, RL, RC, and RLC circuits, transient analysis, AC steady-state analysis, resonance, two-port networks, Laplace transforms, and frequency response.

Electronic Devices: Semiconductor physics, PN junctions, diodes, Zener diodes, LEDs, photodiodes, BJTs, JFETs, MOSFETs, IGBTs, SCRs, TRIACs, DIACs, UJTs, optoelectronic devices, and device characteristics.

Analog Electronics: Transistor biasing, small-signal amplifiers, power amplifiers, differential amplifiers, operational amplifiers, oscillators, waveform generators, voltage regulators, active filters, feedback amplifiers, and analog circuit design.

Digital Electronics: Number systems, binary arithmetic, Boolean algebra, logic gates, Karnaugh maps, combinational circuits, multiplexers, decoders, encoders, flip-flops, counters, registers, memories, and logic families.

Electronic Circuits: Transistor amplifier design, multistage amplifiers, coupling methods, frequency response, feedback circuits, power amplifiers, oscillator circuits, voltage regulators, and practical circuit implementation.

Signals and Systems: Continuous-time signals, discrete-time signals, system properties, convolution, impulse response, Fourier series, Fourier transform, Laplace transform, Z-transform, sampling, and linear time-invariant systems.

Control Systems: Mathematical modeling, transfer functions, block diagrams, signal flow graphs, stability analysis, PID controllers, root locus, Bode plots, Nyquist plots, state-space analysis, and feedback control.

Power Electronics: Power semiconductor devices, rectifiers, controlled rectifiers, inverters, choppers, cycloconverters, DC-DC converters, AC voltage controllers, SMPS, UPS, and motor drive systems.

Electromagnetic Field Theory: Electric fields, magnetic fields, electrostatics, magnetostatics, Maxwell's equations, electromagnetic waves, wave propagation, transmission media, boundary conditions, and electromagnetic energy.

Communication Systems: Modulation, demodulation, AM, FM, PM, transmitters, receivers, superheterodyne receivers, noise analysis, multiplexing, communication channels, and analog communication systems.

Digital Communication: Pulse modulation, PCM, ASK, FSK, PSK, QPSK, QAM, OFDM, channel coding, error detection, error correction, synchronization, and digital transmission systems.

RF & Microwave Engineering: Transmission lines, Smith chart, impedance matching, microwave components, waveguides, couplers, RF amplifiers, mixers, oscillators, RF filters, and microwave measurements.

Antenna Engineering: Dipole antennas, monopole antennas, loop antennas, patch antennas, Yagi antennas, antenna arrays, radiation patterns, gain, directivity, polarization, impedance matching, and antenna measurements.

Wireless Communication: Cellular communication, GSM, CDMA, LTE, 4G, 5G, Wi-Fi, Bluetooth, ZigBee, LoRa, NFC, wireless standards, and mobile communication networks.

Satellite Communication: Satellite orbits, geostationary satellites, LEO, MEO, transponders, earth stations, link budget, GPS, VSAT, satellite navigation, and satellite communication systems.

Optical Fiber Communication: Optical fibers, fiber construction, optical sources, LEDs, laser diodes, photodiodes, optical transmitters, receivers, multiplexing, attenuation, dispersion, and fiber optic networks.

Radar Engineering: Radar principles, pulse radar, CW radar, Doppler radar, radar equation, target detection, tracking systems, radar antennas, signal processing, and radar applications.

Digital Signal Processing (DSP): Sampling, quantization, digital filters, FIR filters, IIR filters, FFT, DFT, spectral analysis, speech processing, audio processing, image processing, and DSP processors.

Microprocessors: 8085, 8086 architecture, instruction sets, assembly language programming, memory organization, interfacing, interrupts, timers, serial communication, and peripheral devices.

Microcontrollers: 8051, PIC, AVR, ARM Cortex-M, GPIO, timers, interrupts, ADC, DAC, PWM, UART, SPI, I²C, CAN, embedded programming, and peripheral interfacing.

Embedded Systems: Embedded hardware, firmware development, RTOS, bootloaders, sensors, actuators, communication interfaces, embedded Linux, IoT integration, and system optimization.

Computer Organization & Architecture: CPU architecture, ALU, instruction execution, memory hierarchy, cache memory, pipelining, buses, interrupts, input/output systems, and processor design.

Internet of Things (IoT): Smart sensors, IoT devices, cloud platforms, MQTT, CoAP, edge computing, wireless connectivity, remote monitoring, data analytics, and smart automation.

VLSI Design: CMOS technology, digital IC design, ASICs, FPGA basics, layout design, timing analysis, verification, fabrication process, testing, and chip implementation.

Semiconductor Technology: Crystal growth, wafer fabrication, oxidation, diffusion, ion implantation, lithography, etching, metallization, IC packaging, and semiconductor manufacturing.

Analog Integrated Circuits: Differential amplifiers, current mirrors, active loads, voltage references, comparators, operational amplifier design, analog building blocks, and analog IC implementation.

Digital Integrated Circuits: CMOS logic, digital IC design, memory circuits, timing analysis, sequential logic, combinational logic, low-power design, and digital chip implementation.

FPGA & Programmable Logic: FPGA architecture, CPLDs, HDL programming, Verilog, VHDL, synthesis, simulation, timing analysis, debugging, and hardware implementation.

Sensors & Transducers: Temperature sensors, pressure sensors, humidity sensors, gas sensors, light sensors, proximity sensors, MEMS sensors, signal conditioning, calibration, and sensor interfacing.

Instrumentation & Measurement: Measurement principles, electrical instruments, bridges, transducers, oscilloscopes, data acquisition systems, calibration, error analysis, and instrumentation systems.

Industrial Electronics: PLCs, SCADA, industrial sensors, actuators, motor drives, industrial communication protocols, automation systems, process control, and factory automation.

Robotics: Robot kinematics, dynamics, manipulators, robotic arms, sensors, actuators, motion planning, navigation, machine vision, and robotic control systems.

Mechatronics: Mechanical systems, electronics, embedded systems, sensors, actuators, control systems, automation, robotics, and intelligent machines.

PCB Design: Schematic capture, PCB layout, routing, multilayer PCBs, grounding, power distribution, signal integrity, EMI/EMC, thermal management, and PCB manufacturing.

EMI/EMC: Electromagnetic interference, electromagnetic compatibility, shielding, grounding, filtering, emissions, immunity testing, PCB design guidelines, and EMC compliance.

High-Speed Digital Design: Signal integrity, impedance matching, transmission lines, reflections, crosstalk, timing analysis, differential signaling, PCB stack-up, and high-speed interfaces.

Electronic Testing & Troubleshooting: Digital multimeters, oscilloscopes, logic analyzers, spectrum analyzers, function generators, debugging techniques, fault diagnosis, repair methods, and circuit validation.

Electronic Manufacturing: PCB fabrication, SMT assembly, through-hole assembly, soldering techniques, inspection methods, quality control, production testing, reliability, and manufacturing standards.

Computer Networks: OSI model, TCP/IP, Ethernet, routing, switching, VLANs, wireless LANs, network security, Internet protocols, and network troubleshooting.

Programming for Electronics: C programming, C++, Python, MATLAB, embedded C, scripting, automation, hardware interfacing, APIs, and software development for electronics.

MATLAB & Simulation: Numerical computing, modeling, simulation, control systems, DSP, communication systems, image processing, optimization, and data visualization.

Electronic CAD Tools: LTspice, Multisim, Proteus, KiCad, Altium Designer, OrCAD, PSpice, circuit simulation, PCB layout, and electronic design automation.

Biomedical Electronics: ECG, EEG, EMG, medical sensors, biosensors, patient monitoring, medical imaging, biomedical instrumentation, wearable devices, and healthcare electronics.

Renewable Energy Electronics: Solar photovoltaic systems, MPPT, wind energy systems, battery storage, charge controllers, inverters, DC-DC converters, microgrids, and energy management.

Electric Vehicle Electronics: Battery management systems (BMS), electric motors, motor controllers, charging systems, inverters, converters, regenerative braking, and EV power electronics.

Electronic Materials: Conductors, semiconductors, insulators, dielectrics, magnetic materials, ferrites, superconductors, electronic ceramics, polymers, and advanced materials.

Nanoelectronics: Nanomaterials, nanoscale transistors, quantum effects, carbon nanotubes, graphene, nano-fabrication, molecular electronics, and future semiconductor technologies.

MEMS (Micro-Electromechanical Systems): MEMS fabrication, accelerometers, gyroscopes, pressure sensors, microphones, microfluidics, actuators, and MEMS applications.

Artificial Intelligence in Electronics: Machine learning, deep learning, neural networks, computer vision, predictive maintenance, intelligent automation, edge AI, AI accelerators, embedded AI, and smart electronic systems.