Our attentiveness and our concentration are pilfered from us by the proceedings take place around us in the world in recent times. Different challenges and impediments are faced by the people working in the industries, offices and even in business. It is tough to handle the stress sometimes. Therefore, to come out of the troubles, meditation is essential for all human beings. In the direction of mediating human subject, "OM" is a spiritual mantra. The entire psychological pressure and worldly thoughts are taken away by the chanting of this mantra. Elimination of disruption and introduction of new dynamism in the body is given by the "OM" chanting. The consciousness could be promoted through the repetition of this mantra. To systematically understand the divine sound "OM", a research work is carried out in Research laboratory of Sipna College of Engineering & Technology Amravati, India. With wavelet transforms, time-frequency analysis has been carried out for the divine sound "OM". By this analysis we could conclude steadiness in the mind is achieved by chanting. This Book is about the complete investigation and results obtained from spectral analysis of divine sound "OM".