• AC, DC, electronics, electrical, current, voltage, watt, ampear, types of circuit, measure unit
• Types of Material, working detail of circuit, component types
• Resistor, types, used, SMT, measure
• Capacitor: – work, types, ceramic, electrolyte
• Induction /coil:- work, types, check
• Transformer:-work, types, step-up, step-down, smd, check
• Diode :- semiconductor, n-type, p-type, work, types, testing
• Transistor:-work, types, npn, pnp, testing method, used
• FET, Mosfet :- work, types, npn, pnp, testing, single channel, dual channel, testing, used
• Other Component Fuse, Crystal, Etc
• Digital electronics:- Number systems types, Conversion of Number systems
• Types of logic Gate :- AND, OR NOT NOR, NAND
• Study chip datasheet and working idea of different chip thru gates
• Soldering , Removing, cold Testing, warm testing, onboard testing, Procedure of component