Design and Technology Electronic Products
Symbols and Specifications
GCSE Electronics Circuit SymbolsLight Dependent Resistor (LDR)
Thyristor
Guides
Garden Light CircuitThyristor Torch Circuit
The Transistor
Potential Divider
Calculators - Transistor Biasing
BJT Transistor Bias CalculatorTransistor Base Resistor Calculator
Transistor Biasing Calculator with Capacitors
Push Pull Amplifier Bias Calculator
GCSE Project Circuits
NAND Gate TimerNAND Gate Bistable
LED Flasher Using BC547 and BC557 Transistors
NAND Gate LED Flasher
2 LED Flasher
Simple Transistor Bistable Circuit
Metronome Circuit
White Line Following Robot
Simple 2 Transistor Audio Amplifier
Op Amp Circuit Design
Op Amp Power Amplifier
GCSE Headphone Op Amp Project
555 Timer
How Does 555 Timer Work555 Timer Mark Space Ratio
555 Timer Driving LED
555 Timer Sound Generator
555 Timer Metronome
555 Astable with Thermistor
555 PWM Circuit
Falling Edge Triggered 555 Monostable Timer