| Voltage Current and Power | Soldering Process & Equipment | Advanced Lighting Controller with PIR Sensor | LED in General Illumination |
| Resistor | Sweet Tone Generator using UM66 | | Paper on Driver for Dimmable LED |
| Diode | Relay Controlled Light | | What is Digital Electronics |
| LDR | Regulated Power Supply | | Know Resistance Colour Code Easily |
| Passive Infrared Sensor (PIR sensor) | LED Bulb Circuit Diagram (9W and 5W) | | |
| Relay | Replace IC with SMD Rework Station | | |
| IR SENSOR MODULE | | | |
| Metal Oxid Varistor (MOV) | | | |
| Logic Gate | | | |
