Basic Electronics


Basic Electronics

Atomic Structure

Atoms, Molecules and Ions



Drift and Drift Velocity

Single Phase half wave rectifier

Single Phase full wave rectifier

Single Phase Bridge Rectifier

Rectifier Efficiency and Power Efficiency 

Energy band diagram

Compare – Silicon and Germanium

What do you mean by hole current?

Compare – Intrinsic semiconductor and Extrinsic semiconductor

Significance of Ripple factor

Diode terminologies: Forward bias, Ripple factor, PIV, Depletion

 region, Knee voltage, Doping


Transistor – Structure ( Emitter, base and collector )

Working of Transistor As an amplifier

Why CE transistor configuration is mostly used?

Common base transistor configuration

Common emitter transistor configuration

Common collector transistor configuration

Relation between current amplification factor α and β

Relation between current amplification factor α and γ

Cut off, active and saturation region of transistor

DC Load line and operating point

Compare – Transistor and SCR

Compare – Transistor and MOSFET

Compare – Transistor and Vacuum tubes

Compare – Holding current and Latching current

Compare – SCR and Asymmetrical SCR

Biasing of Transistor

What is biasing? Essential condition for biasing

What do you mean by faithful amplification?

Need of stabilization and thermal runaway

What do you mean by stability factor?

Base resistor biasing

Biasing method: Voltage divider method

Transistor Amplifier

Amplifier terminologies: Voltage gain , current gain and power gain

Common emitter transistor amplifier

Practical amplifier circuit

Transformer coupled amplifier

Direct coupled transistor amplifier

RC coupled transistor amplifier

Compare – Voltage amplifier and power amplifier

Compare – Audio amplifier and tuned amplifier

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