Starter Kit Videos 21 to 30
Project 21: Flasher with a 555 integrated circuit.
Simple toggle flasher circuit
Project 24: Slow Blink.
555 timer circuit for dummy CCTV camera.
Project 27: Variable delay timer.
Entrance/Exit delay timer.
Project 22: Flasher: Random?
Not so random, just with less wiring.
Project 25: Darlington Pair.
Basic Darlington pair, with thermistor
Project 28: Variable delay timer with Buzzer.
Entrance/Exit delay timer with buzzer.
Project 30: Operational Amplifier
Introduction to the Op-Amp.
Project 23: Flasher with IC part 2.
Another simple toggle flasher, to show a different approach.
Project 26: Darlington Pair Night Light.
Same as project 25 explaining the LDR.
Project 29: Siren (sort of).
Using two timers to create sound.