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Here are the spectra of dithered tones at -90dBFS from SACD, 16-bit CD, and for external 24-bit data. The jagged curve is for 24-bit data and shows that the 1kHz tone is accompanied by high levels of 3rd, 5th, and 7th harmonics, which are the result of truncation.
Cary 306 -90dB Spectral Analyses
John Atkinson | May 10, 2010
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Size: 127kb
Filed Under: General