Matt Flax <flat...@flatmax.org> writes:

> On 06/07/16 17:29, Eric Wong wrote:
>> I'm not up-to-date with the latest technology, but even 32-bit
>> is far beyond the range of human hearing; and last I checked;
>> available ADC/DACs can't even make full use of 24-bit (nor
>> our ears).
> 120 dB SPL (threshold of discomfort) is around 20 billion times louder 
> then 20 dB SPL (a whisper). That is approximately 24 bits.
> However, we can hear down to 10 dB SPL, or lower for young people ... 
> that is approximately 40 bits of dynamic range.

120 dB is outright painful and damages the ears.  100 dB is already
unpleasant.

You should also check your calculations.  With your limits, the required
dynamic range would be 110 dB, which comes out to 20 bits with a bit of
margin.

-- 
Måns Rullgård

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