An amplifier is an essential electronic device used in audio production to increase the strength or amplitude of an audio signal without significantly altering its original characteristics. It plays a crucial role in recording studios, live performances, broadcasting, and sound reinforcement systems. The primary function of an amplifier is to take a weak audio signal from sources such as microphones, musical instruments, or audio interfaces and boost it to a level suitable for driving speakers or other audio equipment. In audio production, amplifiers are mainly classified into preamplifiers and power amplifiers. A preamplifier increases low-level signals from microphones or instruments to a standard line level. It also helps in controlling