Comparing the frequency analyses 300 and 1500, {TAIL ~ the signal processing system} 700 spreads {HEAD ~ the spectrum} of harmonic frequencies for the low level input signal x and, thus, reduces peak energy levels by 9 dB, 12 dB, and 13 dB for the respective 3rd, 5th, and 7th harmonic frequencies of a fundamental harmonic frequency of 384 kHz 
Comparing the frequency analyses 300 and 1500 , { TAIL ~ the signal processing system } 700 spreads { HEAD ~ the spectrum } of harmonic frequencies for the low level input signal x and , thus , reduces peak energy levels by 9 dB , 12 dB , and 13 dB for the respective 3rd , 5th , and 7th harmonic frequencies of a fundamental harmonic frequency of 384 kHz
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