Fields
Electrical engineering
Circuits, power, AC, components, semiconductors, and digital basics — computing and controlling current.
Topics
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DC circuits
Ohm, Kirchhoff, series/parallel, power.
Capacitors, inductors, AC
Charge/discharge, reactance, impedance, resonance.
Power, semiconductors, digital
Transformers, three-phase, diodes, gates.
Magnetism, motors, control
Faraday, motors, filters, feedback.
Signals and logic
Fourier sketch, sampling, Boolean algebra.
Semiconductors
Carriers, diodes, a MOSFET sketch.
Measurements and electrical safety
Multimeters, RMS versus peak, transformer ratio, and electrical safety.
Op-amps and filters
The ideal op-amp, inverting and non-inverting gain, RC low- and high-pass, cutoff frequency.
Digital logic
Boolean algebra, gates, flip-flops, and timing.