What prompted this concern? Where in your signal path do you think the
audio is getting truncated to/encoded at 16 bits?
On Mon, May 5, 2014 at 8:26 PM, Tom Fine <[log in to unmask]>wrote:
> What would be audible about a 16-bit file converted to 24-bit? As long as
> the source doesn't have a dynamic range over 90dB, why does it matter? Is
> the concern about post-ADC DSP work?
> -- Tom Fine
> ----- Original Message ----- From: "[log in to unmask]" <
> [log in to unmask]>
> To: <[log in to unmask]>
> Sent: Monday, May 05, 2014 1:32 PM
> Subject: [ARSCLIST] Verifying true 24-bit audio
> Henry Borchers:
>> I have some doubts about a file being digitized at true 24-bit.
>>> The file says 24-bit but I?m not sure how to verify it. Is there
>>> a way of verifying a file to see if it?s truly 24-bit and not 16-bit
>>> conversion in a 24-bit file?
>> Yes, you need to use a bitscope to see which bits toogle or are
>> stuck with no activity in them.
>> I use an ADT, England, Digital line tester where you can see the
>> status of the AES/EBU user bits and you can also manipulate
>> those bits any way you wish.
>> I have modified it so I can also use it as a bitscope which can be
>> very useful as in the past there were many pieces of didgital
>> equipment that claimed to be 24 bits but could be anywhere from
>> true 24 bits down to 16 bits.
>> The Valley Audio 730 Comp/limiter stated 24 bis but was in fact
>> a 16 bit device only.
>> There are many more devices that you can use as a bitscope from
>> Prism and many manufacturers that sell you software has a bitcope
>> If you are handy you can even build your own as is shown here:
>> Best regards,
>> Goran Finnberg
>> The Mastering Room AB
>> E-mail: [log in to unmask]
>> Learn from the mistakes of others, you can never live long enough to
>> make them all yourself. - John Luther
>> (")_(") Smurfen:RIP