Introduction
Some Pictures
The electronic components and their symbols
Enlarged representation of the Integrated Circuit (IC)
Building the projects
Project 1 : A basic lamp circuit
Project 2 : Switches in series and parallel
Project 3 : resistor circuit
Project 4 : Voltmeter circuit
Project 5 : Resistors in series and parallel
Project 6 : Batteries in series
Project 7 : Capacitor circuit
Project 8 : Capacitor – Resistor circuit
Project 9 : Electrolytic capacitor tester
Project 10 : CdS cell circuit
Project 11 : A diode circuit
Project 12 : Diode drop measurement
Project 13 : NPN Transistor circuit
Project 14a : PNP transistor circuit
Project 14b : PNP leakage test
Project 14c : DC amplification of a PNP transistor
Project 15 : A relay circuit
Project 16 : Relay self inductance
Project 16b : Influence of a capacitor on self inductance
Project 16c : Relay self inductance experiment
Project 17 : A relay buzzer
Project 18 : Spike suppression
Project 19 : The transformer
Project 20 : DC DC converter (mechanical chopper)