The circuit was based on a single operational amplifier integrated circuit that is made to produce a modular preamplifier which functions in the Class A operation
The circuit was designed to drive the power transistors of a power amplifier that will produce a power output of 35 Watts.
The circuit was designed to produce an audio power amplifier that operates in the range of Class A type while providing a power output of 40 Watts.
The circuit was designed for providing a microphone line with a balance input signal to improve the quality of sound with sufficient gain and filter.
The circuit was designed to produce a preamplifier with symmetrical audio input while the output operates in Class A type.
The circuit was designed based on the operation of Siemens UAA180 as it functions as a LED driver for light band displays for measuring the level of audio signals.
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