[sdiy] move over you 32 bit DACs ...
ben.pi.bradley at gmail.com
Fri Feb 4 00:45:43 CET 2022
I want to see the microphone/transducer that picks up 194dBSPL with
any reasonable degree of fidelity.
On Thu, 3 Feb 2022 at 17:48, Mattias Rickardsson <mr at analogue.org> wrote:
> True, Harry!
> And mono will do... So why is it stereo?
> Den tors 3 feb. 2022 22:10Mr&MrsAccount <hbissell at wowway.com> skrev:
>> Yes you will need 64 bits, but only once...
>> From: Mattias <mr at analogue.org>
>> To: Brian <brianw at audiobanshee.com>
>> Cc: Synth <synth-diy at synth-diy.org>
>> Date: Thursday, 3 February 2022 3:52 PM EST
>> Subject: Re: [sdiy] move over you 32 bit DACs ...
>> Brian Willoughby <brianw at audiobanshee.com> skrev:
>>> Speaking of jet engines, I went to an AES talk where someone explained that 24 bits is enough to span the dynamic range from the softest sound that the human ear can pick up, all the way to the pressure wave (of 2 atmospheres?) a couple of miles from an atomic blast. That convinces me that I don't need to search for a 32-bit DAC, much less a 64-bit DAC.
>> 2 atmospheres... Sounds a bit like you're referring to the loudest possible sound in air, 194 dB?
>> 24 bits won't take you to more than 144 dB. And since even 32 bits give a futile 192.6 dB, it seems like the next level will be needed: 64 bits. ;-)
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