The MOSFET
Structure, characteristics and use as a switch
Coming soonThe Zener diode
Breakdown voltage and use as a voltage reference
Coming soonThe photodiode
Characteristic curves and use as a detector
Coming soonThe Hall effect sensor
Use as a magnetic field sensor and in tachometers
Coming soonAnalogue and digital signals
Sampling, quantisation and pulse code modulation
Coming soonLC resonance filters
Resonant frequency, Q factor and bandwidth
Coming soonThe ideal operational amplifier
Open-loop gain and use as a comparator
Coming soonThe inverting amplifier
Virtual earth analysis and gain
Coming soonThe non-inverting amplifier
Gain from the feedback network
Coming soonSumming and difference amplifiers
Combining several input voltages
Coming soonReal operational amplifiers
Frequency response and the gain-bandwidth product
Coming soonCombinational logic
Boolean algebra, truth tables and logic gates
Coming soonSequential logic
Binary, BCD and Johnson counters
Coming soonAstables
The clock pulse, duty cycle and mark-to-space ratio
Coming soonPrinciples of communication systems
Block diagram of a real-time system
Coming soonTransmission media
Wire, optic fibre, radio and satellite
Coming soonTime-division multiplexing
Basic principles
Coming soonAmplitude and frequency modulation
Carrier waves, bandwidth and channel capacity
Coming soonAll of this is free
Taught sessions are currently GCSE maths only. Join the waiting list and it helps me decide what to open next.