An audio amplifier is an electronic device that increases the strength (amplitude) of audio signals that pass through it. An audio amplifier amplifies low-power audio signals to a level which is suitable for driving loudspeakers. Part List:-⤵ *)RESISTANCE 2.2K *)TRANSISTOR 2SC2625 *)CAPACITOR 2.5mfd *)EARPHONE WIRE *)3.7 BATTERY The great music belongs to:⤵ Music: Locally Sourced - Jason Farnham https://youtu.be/xb_xhNme5no