Abstract
Light Dependent Resistors (LDR) attenuator embedded with an audio spotlight is a mechanisms that lead to mitigate the desired psychological effects of moody ambiance of human brain and ear associated with music. The LDR attenuator with a variety of reference resistors channel balance are more precise modeled contained audio calibration keeps the advanced and hi-tech precise calibration soft are softer and the louds are louder than before. For security purpose, the private audio visualizes wave is a modulated technology that focused an array of beams of sound similar to ultra violates light beams coming out of a flashlight. The article is focused on nonlinear acoustics of sound waves through software designing and the simulation results of self-correcting NCH software that keeps the values LDR attenuator values from drifting through Simulink. The technique of the demodulation control of a comparative wavelength of earshot ultrasound pulses of audible components of acoustic spotlight can be precisely controlled and accurately predicted.