Transistors are widely used in electronics, and their major applications include:
1. **Amplification** – Transistors amplify weak signals, making them useful in audio systems, radio transmission, and sensors.
2. **Switching** – Used as electronic switches in digital circuits, including microprocessors and logic gates.
3. **Oscillators** – Generate signals in radios, clocks, and communication systems.
4. **Voltage Regulation** – Help stabilize voltage in power supplies.
5. **Signal Modulation** – Used in communication devices like radios and televisions to modulate signals.
Would you like details on a specific application?