Messages in this thread | | | From | "H. Peter Anvin" <> | Subject | Re: NEWSFLASH! Linux ported to Commodore VIC-20!! | Date | Tue, 15 Sep 1998 01:31:47 -0700 (PDT) |
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> Yes, it's about the double. For signal power you need the square of the > amplitude. For 1 bit you have: > > 10*log10(2^2) = 20*log10(2) = 6.02 dB > > Since 16 bit CDDA is signed, the SNR is 20*log10(2^15) = 90.31 dB.
The signedness doesn't matter, it's just a DC offset. I think you need to do 20*log10(2^16).
-hpa
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