Electronics study guides
A-LEVEL-EDUQAS Β· A-Level (WJEC Eduqas) Β· aligned to WJEC Eduqas.
- Eduqas A-Level Electronics Analogue systems: op-amps, active filters, comparators, instrumentation and audio
A deep-dive Eduqas A-Level Electronics guide to the analogue systems module spanning Components 1 and 2. Covers operational amplifier circuits, active filters, comparators and Schmitt triggers, instrumentation and sensing systems, and audio systems and amplification, with the gain, cut-off frequency and decibel calculations Eduqas repeats.
π 16 min readA410QS Components 1 and 2 - Eduqas A-Level Electronics Circuit fundamentals: Ohm's law, Kirchhoff, dividers, Thevenin, reactance and filters
A deep-dive Eduqas A-Level Electronics guide to the circuit fundamentals module within Component 1. Covers Ohm's law and Kirchhoff's laws, potential dividers and sensing, Thevenin's theorem and maximum power transfer, capacitors and inductors with the RC time constant, AC signals and reactance, and passive filters with gain in decibels, with the calculations Eduqas repeats.
π 16 min readA410QS Component 1 - Eduqas A-Level Electronics Digital systems: logic gates, combinational and sequential logic, counters and 555 timers
A deep-dive Eduqas A-Level Electronics guide to the digital systems module spanning Components 1 and 2. Covers logic gates and Boolean algebra, combinational logic design with Karnaugh maps and adders, sequential logic and flip-flops, counters and shift registers, the 555 timer in astable and monostable modes, and binary and two's-complement arithmetic, with the calculations Eduqas repeats.
π 16 min readA410QS Components 1 and 2 - Eduqas A-Level Electronics Microcontrollers and programmable systems: architecture, assembly, interfacing and the NEA
A deep-dive Eduqas A-Level Electronics guide to the microcontrollers and programmable systems module spanning Component 2 and the Component 3 non-exam assessment. Covers microcontroller architecture and interfacing, assembly language programming, sensing interfaces and actuator control, and the systems approach to designing, building, testing and evaluating a complete electronic system.
π 16 min readA410QS Components 2 and 3 - Eduqas A-Level Electronics Semiconductors and power: diodes, transistors, power supplies and switching
A deep-dive Eduqas A-Level Electronics guide to the semiconductors and power module spanning Components 1 and 2. Covers diodes and rectification, bipolar and MOSFET transistors, transistor switching and driving loads, mains power supply systems, and high power switching including relays, thyristors, triacs and pulse-width modulation, with the calculations Eduqas repeats.
π 16 min readA410QS Components 1 and 2 - Eduqas A-Level Electronics Signal conversion and communications: ADC, DAC, multiplexing, modulation and optical fibre
A deep-dive Eduqas A-Level Electronics guide to the signal conversion and communications module spanning Components 1 and 2. Covers analogue-to-digital and digital-to-analogue conversion, digital communications and multiplexing, modulation and wireless transmission, and optical communication, with the resolution, data-rate and bandwidth calculations Eduqas repeats.
π 16 min readA410QS Components 1 and 2