Lesson 1

• Tools and materials - are very important for making and repairing simple electrical gadgets.
• Pliers - such as long-nose and side cutting pliers, are used to hold, bend, cut, and twist small objects and wires.
• Screwdrivers - such as flat-head and Phillips-head, are used to drive and remove screws.
• Wire stripper - is used to remove insulation of wires from gauge.
• Hammer - is used to pull and drive out nails.
• Electric drill - is used to make holes on hard materials.
• Soldering tools - are used to make splices and tap connections of wires.
• Cables and wires - are the common materials needed to make connections for electricity or telecommunications signal.
• Electrical tape - is used to connect and protect electric wirings for insulation.
• Male plug - is used to insert in a socket for making electrical connections.
• Extension cord - is used to accommodate extra electrical devices that need electric supply.
• Lampshade - a type of fixture that covers a lightbulb to diffuse or give emitted light.
• Doorbell - placed at the door or gate that produces a reverberating sound when pressed.
• Multimeter - it is used for checking circuit and voltage of devices.
• PCB Holder - it is used for holding small components especially when doing soldering and de-soldering of surface mount components.