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Re: in other words, you had no basis for saying that i had "faulty logic"

*** So if we output to say 8-bits, it's your view that the 8-bit version would be no more noisy than the 24-bit version? ***

If it was recording a source that has a noise floor higher than approx. -48 dB - the answer is yes (ie., if you were recording the output of an 8 bit DAC). my point was that the noise floor of the recording is limited by the noise floor of the source.

the noise floor of the output of a CD player played through a preamp is about -80dB. you can record this at any resolution higher than 14 bits, and all it's doing is capturing noise at higher accuracy.

*** Unless the converter is broken, it uses dither, not truncation. ***

Again, incorrect. first of all, i never said "truncation", but in any case the decimation process in an ADC does not involve dithering (not usually, anyway - the BB DF1760/PCM1760 combo for example will not only dither but also do noise shaping but it's an exception - it deliberately limits its output resolution to 20bits).

go and do some research before posting further.

*** I disputed the logic that if the 24-bit version sounds better than the 16-bit version, it must be because the source is somehow superior to 16-bits. ***

You have provided no basis for disputing this. indeed, your posts are implicitly supporting this point of view. if the analog source has information more granular than 16 bits, then yes, the 24-bit recording will capture more of that. you said so yourself: "Sampling at 24-bits is less lossy than sampling at 16-bits, assuming the converter is capable of providing better than 16-bit performance." so you are in a position of disputing your own statement.

*my* point was that if the source is *not* superior to 16-bits, then capturing it at 24-bits is not going to yield an improvement. trying to argue against this is a losing proposition.


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